http://lod.bco-dmo.org/id/dataset/729630
eng; USA
utf8
dataset
Highest level of data collection, from a common set of sensors or instrumentation, usually within the same research project
Biological and Chemical Oceanography Data Management Office (BCO-DMO)
Unavailable
508-289-2009
WHOI MS#36
Woods Hole
MA
02543
USA
info@bco-dmo.org
http://www.bco-dmo.org
Monday - Friday 8:00am - 5:00pm
For questions regarding this resource, please contact BCO-DMO via the email address provided.
pointOfContact
2018-03-07
ISO 19115-2 Geographic Information - Metadata - Part 2: Extensions for Imagery and Gridded Data
ISO 19115-2:2009(E)
Abundance data from Aleutians offshore epibenthic trawls from R/V Oceanus OC1606A, OC1707A, 2016-2017 (Kelp Forest Ecosystem Engineer Loss project)
2019-01-09
publication
2019-01-09
revision
BCO-DMO Linked Data URI
2019-01-09
creation
http://lod.bco-dmo.org/id/dataset/729630
Matthew Edwards
San Diego State University
principalInvestigator
Brenda Konar
University of Alaska Fairbanks
principalInvestigator
Biological and Chemical Oceanography Data Management Office (BCO-DMO)
Unavailable
508-289-2009
WHOI MS#36
Woods Hole
MA
02543
USA
info@bco-dmo.org
http://www.bco-dmo.org
Monday - Friday 8:00am - 5:00pm
For questions regarding this resource, please contact BCO-DMO via the email address provided.
publisher
Cite this dataset as: Edwards, M., Konar, B. (2019) Abundance data from Aleutians offshore epibenthic trawls from R/V Oceanus OC1606A, OC1707A, 2016-2017 (Kelp Forest Ecosystem Engineer Loss project). Biological and Chemical Oceanography Data Management Office (BCO-DMO). (Version 2) Version Date 2019-01-09 [if applicable, indicate subset used]. http://lod.bco-dmo.org/id/dataset/729630 [access date]
Epibenthic trawl abundance from offshore of Aleutian Islands, 2016-2017 Dataset Description: <p>This dataset includes epibenthic community abundance collected offshore by trawls and reported&nbsp;as numbers per 100 square meters.</p> Methods and Sampling: <p>Sampling locations were from the Aleutian Archipelago offshore between longitude 173.9 and -167.6 in June 2016 and July 2017.</p>
<p>Trawls were conducted with a 3.05 m plumb-staff beam trawl with a 7-mm mesh and a 4-mm codend liner (Gunderson &amp; Ellis, 1986). For each trawl, the trawl net was towed for approximately 3 minutes on the seafloor with the vessel traveling at 1.5 knots. A temperature-depth recorder was attached to the trawl net to determine effective trawling distances. The start of each trawl was determined by the time at which the trawl net stopped descending in the depth profile, and the end of each trawl was determined by the time the trawl net began ascending. Trawl distances were determined by referencing the GPS coordinates of the research vessel for the start and end times of each trawl event. Occasionally, the trawl net became damaged by rocks during a trawl event, preventing effective sampling after the collision. For these trawls, the collision point was detectable by a sudden decrease in depth of the trawl net, and the effective trawling swath was assumed to be from the beginning of the trawl up to the collision point.</p>
<p>Organisms were sorted and identified to the lowest taxonomic level feasible. Members of each taxonomic group were counted and their damp-biomass (including shells for mollusks and crabs) was determined. Voucher specimens were prepared in 10% buffered formalin for those taxa that could not be identified in the field.</p>
<p>Some large samples were split in half. This is Indicated as the subsaample_factor.&nbsp;A value of 2 (trawl 24) indicates that half of the trawl contents were taken for biomass and count measurements. The biomass and count values in the area-standardized data sheets are estimated by doubling the values recorded for the subsampled portion.</p>
Funding provided by NSF Division of Ocean Sciences (NSF OCE) Award Number: OCE-1435205 Award URL: http://www.nsf.gov/awardsearch/showAward.do?AwardNumber=1435205
Funding provided by NSF Division of Ocean Sciences (NSF OCE) Award Number: OCE-1435194 Award URL: http://www.nsf.gov/awardsearch/showAward.do?AwardNumber=1435194
completed
Matthew Edwards
San Diego State University
Department of Biology San Diego State University
San Diego
CA
92182
USA
medwards@mail.sdsu.edu
pointOfContact
Brenda Konar
University of Alaska Fairbanks
9074745028
College of Fisheries and Ocean Sciences
Fairbanks
AK
99709
bhkonar@alaska.edu
pointOfContact
asNeeded
Dataset Version: 2
Unknown
Island
Region
Trawl_Distance_m
Trawl_Area
Subsample_Factor
Start_Latitude
Start_Longitude
End_Latitude
End_Longitude
Start_Date_UTM
Sample
Acmaea_mitra
Actinaria_sp_1
Actinaria_sp_3
Agonidae
Agonidae_juvenile
Ammodytes_hexapterus
Ammodytidae_sp
Ampelisca_sp
Amphiophiura_sp
Amphipoda
Amphiura_spp
Anonyx_spp
Anoplarchus_insignis
Aptocyclus_ventricosus
Arctonoe_vittata
Argis_sp
Artedius_lateralis
Aspidophoroides_monopterygius
Asteroidea_no_ID
Atheresthes_spp
Axinella_blanca
Bathyagonus_alascanus
Bathyagonus_nigripinnis
Bathymaster_signatus
Bathypolypus_spp
Bathyraja_parmifera
Blepsias_bilobus
Boltenia_ovifera
Boreotrophon_spp
Brachiopoda
Brachyura_no_ID
Buccinidae
Ceramaster_arcticus
Ceramaster_patagonicus
Cheiraster_Luidiaster_dawsoni
Chionoecetes_bairdi
Chionoecetes_opilio
Chirona_evermanni
Chiton_no_ID
Chlamys_rubida
Chrysaora_melanaster
Ciliatocardium_ciliatum
Clinocottus_sp
Colus_sp
Cottoidea_juvenile
Crangonidae
Cranopsis_sp
Crepidula_sp
Crossaster_papposus
Cryptacanthodes_aleutensis
Cryptonatica_spp
Crystallichthys_cyclospilus
Ctenodiscus_sp
Cucumaria_fallax
Cucumaria_sp
Cup_coral_unid
Dendraster_sp
Dendronotus_sp
Diaulula_sandiegensis
Diaulula_sp
Diplopteraster_multipes
Doridoidea
Doris_odhneri
Doris_sp
Echinarachnius_parma
Elassochirus_spp
Erimacrus_isenbeckii
Eumicrotremus_orbis
Eupentacta_sp
Fish_larvae_no_ID
Flabellina_spp
Flatfish_juvenile
Flatfish_no_ID
Fusitriton_oregonensis
Gadus_chalcogrammus
Gastropoda_sp_1
Glebocarcinus_oregonensis
Glebocarcinus_sp
Gobiesocidae
Gorgonocephalus_eucnemis
Gymnocanthus_galeatus
Gymnocanthus_tricuspis
Halocynthia_aurantium
Hemilepidotus_hemilepidotus
Hemilepidotus_jordani
Hemilepidotus_spinosus
Hemithiris_psittacea
Hemitripterus_bolini
Henricia_leviuscula_complex
Henricia_sp_1
Henricia_sp_2
Hermissenda_sp
Hiatella_arctica
Hippasteria_phrygiana
Hippoglossoides_dubius
Hippoglossoides_elassodon
Hippoglossus_stenolepis
Hippolytidae
Horned_sculpin_maybe
Hyas_spp
Hypsagonus_quadricornis
Icelinus_borealis
Isopoda
Kallymeniopsis_sp_drift
Labidochirus_sp
Labidochirus_splendescens
Lacuna_sp
Lamellaria_sp
Laminaria_longipes_drift
Leodice_valens
Lepeta_sp
Lepidopsetta_bilineata
Leptasterias_Hexasterias_alaskensis
Leptasterias_Hexasterias_coei_truculenta
Leptasterias_arctica
Leptasterias_hylodes
Leptasterias_nitida
Leptasterias_spp
Leptocottus_armatus
Leptychaster_anomalus
Leptychaster_arcticus
Leptychaster_pacificus
Lethasterias_nanimensis
Limneria_prolongata
Liparidae
Liparis_cyclopus
Liparis_sp
Lumpenus_sagitta
Lycodes_brevipes
Malacocottus_zonurus
Maxillopoda
Metridium_spp
Modiolus_modiolus
Molgula_sp
Musculus_discors
Musculus_sp
Myoxocephalus_polyacanthocephalus
Myoxocephalus_scorpius
Naticidae
Nemertea
Neoptilota_sp_drift
Neptunea_sp
Nereididae
Octopoda_juvenile
Odontohenricia_ahearnae
Odontohenricia_fisheri
Odontohenricia_sp
Oenopota_sp
Ophiolimna_sp
Ophiopholis_aculeata
Ophiura_sarsii
Oregonia_gracilis
Orthasterias_koehleri
Pagurus_spp
Pandora_glacialis
Pandora_wardiana
Patinopecten_caurinus
Pedicellaster_magister
Peltodoris_nobilis
Peribolaster_biserialis
Pleurogrammus_monopterygius
Plicifusus_sp
Pododesmus_macrochisma
Podothecus_accipenserinus
Polychaeta
Polynoidae
Poroclinus_rothrocki
Psychrolutes_paradoxus
Pteraster_marsippus
Pteraster_militaris
Pteraster_sp
Pteraster_tesselatus
Ptilosarcus_gurneyi
Pugettia_gracilis
Pycnogonida
Pycnopodia_helianthoides
Rhamphostomella_costata
Rocinela_angustata
Ronquil_no_ID
Ronquilus_jordani
Rossia_pacifica
Sabellidae
Saccharina_sp_drift
Sarritor_frenatus
Sculpin_no_ID
Sebastes_alutus
Sebastes_ciliatus
Sergeant_poacher
Serripes_groenlandicus
Similipecten_greenlandicus
Sipuncula_sp_1
Sipuncula_sp_2
Solariella_spp
Solaster_spp
Stegocephalus_sp
Stomphia_sp
Strongylocentrotus_spp
Suberites_spp
Tachyrhynchus_sp
Tonicella_sp
Triglops_macellus
Triglops_pingelii
Triopha_catalinae
Tripoplax_trifida
Tritonia_spp
Tunicata_sp_1
Tunicata_sp_1a
Urticina_sp
Velutina_spp
Volutopsius_sp
theme
None, User defined
site
region
No BCO-DMO term
surface_area
samp_fraction_denom
latitude
longitude
date
sample identification
abundance
featureType
BCO-DMO Standard Parameters
Beam Trawl
instrument
BCO-DMO Standard Instruments
OC1606A
OC1707A
service
Deployment Activity
Aleutian Islands, Alaska
place
Locations
otherRestrictions
otherRestrictions
Access Constraints: none. Use Constraints: Please follow guidelines at: http://www.bco-dmo.org/terms-use Distribution liability: Under no circumstances shall BCO-DMO be liable for any direct, incidental, special, consequential, indirect, or punitive damages that result from the use of, or the inability to use, the materials in this data submission. If you are dissatisfied with any materials in this data submission your sole and exclusive remedy is to discontinue use.
Collaborative Research: Changes in ecosystem production and benthic biodiversity following the widespread loss of an ecosystem engineer
http://sdsukelp.weebly.com/blog
Collaborative Research: Changes in ecosystem production and benthic biodiversity following the widespread loss of an ecosystem engineer
<p><strong>NSF abstract: </strong></p>
<p>In many ecosystems the presence of a single dominant species can modify the physical conditions of the environment and alter patterns of biodiversity, nutrient cycling, and primary production. Losses of these "ecosystem engineers" can have profound impacts to how ecosystems function. Coastal kelps provide excellent examples of organisms whose structure modifies the physical characteristics of their habitats (light, nutrients, water motion) and supports enhanced biodiversity. The kelp forests in the coastal waters of the Aleutian Archipelago have suffered large-scale declines over the past several decades. This project will examine how these losses impact patterns of ecosystem production and biodiversity using a combination of techniques ranging from in situ benthic chambers and shipboard incubations to remote sensing using satellite imagery. The results will provide an understanding of how such events may impact this and other ecosystems. This project will support graduate students and will introduce the public to the Aleutian ecosystems in a series of videos. The investigators will also work with a San Diego high school teacher to integrate project findings into classroom activities, and they expect to involve a teacher in their field program.</p>
<p>The investigators will ask two highly integrated questions: 1) How do the widespread losses of kelp forests impact benthic productivity across the Aleutian Archipelago? 2) How do the widespread losses of kelp forests impact benthic biodiversity and community structure across the archipelago? To address these, the investigators will estimate changes to productivity at ten islands where they have historic data on seaweed community composition and estimates of kelp canopy cover. They will use in situ benthic chambers placed in both kelp forests and urchin barrens to measure plot-scale patterns of net ecosystem productivity (NEP), and shipboard incubations to examine net primary productivity (NPP) for the dominant macroalgae. Data for individual species rates of NPP will be scaled by their biomass and combined with in situ plot-scale benthic chamber experiments of whole communities to estimate NEP at the islands visited. These estimates will be scaled up to calculate NEP across the entire archipelago by first extrapolating results from the study sites to entire islands, and then across the archipelago. They will also estimate broad-scale patterns in production by characterizing water column irradiances across the archipelago and modeling NPP using species-level relationships between irradiance and photosynthesis. Coupling these with estimates of water column irradiance and community respiration will allow modeling of NEP across this region. Benthic biodiversity will be assessed using diver surveys and shipboard benthic trawls. Following these activities, satellite remote sensing of the kelp canopies dating back to the 1980s and the investigators' own historical data on benthic macroalgal abundances at these and other islands will be used to estimate the temporal and spatial patterns of change across the archipelago.</p>
<p><strong>For more information see:</strong></p>
<p>Project blog: <a href="http://sdsukelp.weebly.com/blog" target="_blank">http://sdsukelp.weebly.com/blog</a><br />
Project website: <a href="http://www.uaf.edu/cfos/research/projects/collaborative-research--/">http://www.uaf.edu/cfos/research/projects/collaborative-research--/</a></p>
Kelp Forest Ecosystem Engineer Loss
largerWorkCitation
project
eng; USA
biota
oceans
Aleutian Islands, Alaska
-179
-167
51.4269
53.4108
2016-06-19
2017-07-23
Aleutian Islands Alaska (Attu Island to Unalaska)
0
BCO-DMO catalogue of parameters from Abundance data from Aleutians offshore epibenthic trawls from R/V Oceanus OC1606A, OC1707A, 2016-2017 (Kelp Forest Ecosystem Engineer Loss project)
Biological and Chemical Oceanography Data Management Office (BCO-DMO)
Unavailable
508-289-2009
WHOI MS#36
Woods Hole
MA
02543
USA
info@bco-dmo.org
http://www.bco-dmo.org
Monday - Friday 8:00am - 5:00pm
For questions regarding this resource, please contact BCO-DMO via the email address provided.
pointOfContact
http://lod.bco-dmo.org/id/dataset-parameter/762965.rdf
Name: Island
Units: unitless
Description: sampled Island location
http://lod.bco-dmo.org/id/dataset-parameter/762966.rdf
Name: Region
Units: unitless
Description: A priori region designation: central; east; west; far-west
http://lod.bco-dmo.org/id/dataset-parameter/762967.rdf
Name: Trawl_Distance_m
Units: meters
Description: Effective trawling distance based on estimates of trawling start/end locations
http://lod.bco-dmo.org/id/dataset-parameter/762968.rdf
Name: Trawl_Area
Units: meters^2
Description: Effective trawling area; trawl distance multiplied by the trawling width of the net (2.26 m)
http://lod.bco-dmo.org/id/dataset-parameter/762969.rdf
Name: Subsample_Factor
Units: unitless
Description: Subsample indicator. Value of 2 indicates that half of the trawl contents were taken for biomass and count measurements.
http://lod.bco-dmo.org/id/dataset-parameter/762970.rdf
Name: Start_Latitude
Units: decimal degrees
Description: Estimated location of the research vessel when the trawl net reached the bottom
http://lod.bco-dmo.org/id/dataset-parameter/762971.rdf
Name: Start_Longitude
Units: decimal degrees
Description: Estimated location of the research vessel when the trawl net reached the bottom
http://lod.bco-dmo.org/id/dataset-parameter/762972.rdf
Name: End_Latitude
Units: decimal degrees
Description: Estimated location of the research vessel when the trawl net reached the bottom OR the net collided with a rock (ending effective trawling)
http://lod.bco-dmo.org/id/dataset-parameter/762973.rdf
Name: End_Longitude
Units: decimal degrees
Description: Estimated location of the research vessel when the trawl net reached the bottom OR the net collided with a rock (ending effective trawling)
http://lod.bco-dmo.org/id/dataset-parameter/762974.rdf
Name: Start_Date_UTM
Units: unitless
Description: Starting time for each trawl event; UTC
http://lod.bco-dmo.org/id/dataset-parameter/762975.rdf
Name: Sample
Units: unitless
Description: sample identifier
http://lod.bco-dmo.org/id/dataset-parameter/762976.rdf
Name: Acmaea_mitra
Units: individuals per 100m^2
Description: abundance of Acmaea mitra
http://lod.bco-dmo.org/id/dataset-parameter/762977.rdf
Name: Actinaria_sp_1
Units: individuals per 100m^2
Description: abundance of Actinaria sp. 1
http://lod.bco-dmo.org/id/dataset-parameter/762978.rdf
Name: Actinaria_sp_3
Units: individuals per 100m^2
Description: abundance of Actinaria sp. 3
http://lod.bco-dmo.org/id/dataset-parameter/762979.rdf
Name: Agonidae
Units: individuals per 100m^2
Description: abundance of Agonidae
http://lod.bco-dmo.org/id/dataset-parameter/762980.rdf
Name: Agonidae_juvenile
Units: individuals per 100m^2
Description: abundance of Agonidae; juvenile
http://lod.bco-dmo.org/id/dataset-parameter/762981.rdf
Name: Ammodytes_hexapterus
Units: individuals per 100m^2
Description: abundance of Ammodytes hexapterus
http://lod.bco-dmo.org/id/dataset-parameter/762982.rdf
Name: Ammodytidae_sp
Units: individuals per 100m^2
Description: abundance of Ammodytidae sp.
http://lod.bco-dmo.org/id/dataset-parameter/762983.rdf
Name: Ampelisca_sp
Units: individuals per 100m^2
Description: abundance of Ampelisca sp.
http://lod.bco-dmo.org/id/dataset-parameter/762984.rdf
Name: Amphiophiura_sp
Units: individuals per 100m^2
Description: abundance of Amphiophiura sp.
http://lod.bco-dmo.org/id/dataset-parameter/762985.rdf
Name: Amphipoda
Units: individuals per 100m^2
Description: abundance of Amphipoda
http://lod.bco-dmo.org/id/dataset-parameter/762986.rdf
Name: Amphiura_spp
Units: individuals per 100m^2
Description: abundance of Amphiura spp.
http://lod.bco-dmo.org/id/dataset-parameter/762987.rdf
Name: Anonyx_spp
Units: individuals per 100m^2
Description: abundance of Anonyx spp.
http://lod.bco-dmo.org/id/dataset-parameter/762988.rdf
Name: Anoplarchus_insignis
Units: individuals per 100m^2
Description: abundance of Anoplarchus insignis
http://lod.bco-dmo.org/id/dataset-parameter/762989.rdf
Name: Aptocyclus_ventricosus
Units: individuals per 100m^2
Description: abundance of Aptocyclus ventricosus
http://lod.bco-dmo.org/id/dataset-parameter/762990.rdf
Name: Arctonoe_vittata
Units: individuals per 100m^2
Description: abundance of Arctonoe vittata
http://lod.bco-dmo.org/id/dataset-parameter/762991.rdf
Name: Argis_sp
Units: individuals per 100m^2
Description: abundance of Argis sp.
http://lod.bco-dmo.org/id/dataset-parameter/762992.rdf
Name: Artedius_lateralis
Units: individuals per 100m^2
Description: abundance of Artedius lateralis
http://lod.bco-dmo.org/id/dataset-parameter/762993.rdf
Name: Aspidophoroides_monopterygius
Units: individuals per 100m^2
Description: abundance of Aspidophoroides monopterygius
http://lod.bco-dmo.org/id/dataset-parameter/762994.rdf
Name: Asteroidea_no_ID
Units: individuals per 100m^2
Description: abundance of Asteroidea; un-ID
http://lod.bco-dmo.org/id/dataset-parameter/762995.rdf
Name: Atheresthes_spp
Units: individuals per 100m^2
Description: abundance of Atheresthes spp.
http://lod.bco-dmo.org/id/dataset-parameter/762996.rdf
Name: Axinella_blanca
Units: individuals per 100m^2
Description: abundance of Axinella blanca
http://lod.bco-dmo.org/id/dataset-parameter/762997.rdf
Name: Bathyagonus_alascanus
Units: individuals per 100m^2
Description: abundance of Bathyagonus alascanus
http://lod.bco-dmo.org/id/dataset-parameter/762998.rdf
Name: Bathyagonus_nigripinnis
Units: individuals per 100m^2
Description: abundance of Bathyagonus nigripinnis
http://lod.bco-dmo.org/id/dataset-parameter/762999.rdf
Name: Bathymaster_signatus
Units: individuals per 100m^2
Description: abundance of Bathymaster signatus
http://lod.bco-dmo.org/id/dataset-parameter/763000.rdf
Name: Bathypolypus_spp
Units: individuals per 100m^2
Description: abundance of Bathypolypus spp.
http://lod.bco-dmo.org/id/dataset-parameter/763001.rdf
Name: Bathyraja_parmifera
Units: individuals per 100m^2
Description: abundance of Bathyraja parmifera
http://lod.bco-dmo.org/id/dataset-parameter/763002.rdf
Name: Blepsias_bilobus
Units: individuals per 100m^2
Description: abundance of Blepsias bilobus
http://lod.bco-dmo.org/id/dataset-parameter/763003.rdf
Name: Boltenia_ovifera
Units: individuals per 100m^2
Description: abundance of Boltenia ovifera
http://lod.bco-dmo.org/id/dataset-parameter/763004.rdf
Name: Boreotrophon_spp
Units: individuals per 100m^2
Description: abundance of Boreotrophon spp.
http://lod.bco-dmo.org/id/dataset-parameter/763005.rdf
Name: Brachiopoda
Units: individuals per 100m^2
Description: abundance of Brachiopoda
http://lod.bco-dmo.org/id/dataset-parameter/763006.rdf
Name: Brachyura_no_ID
Units: individuals per 100m^2
Description: abundance of Brachyura; un-ID
http://lod.bco-dmo.org/id/dataset-parameter/763007.rdf
Name: Buccinidae
Units: individuals per 100m^2
Description: abundance of Buccinidae
http://lod.bco-dmo.org/id/dataset-parameter/763008.rdf
Name: Ceramaster_arcticus
Units: individuals per 100m^2
Description: abundance of Ceramaster arcticus
http://lod.bco-dmo.org/id/dataset-parameter/763009.rdf
Name: Ceramaster_patagonicus
Units: individuals per 100m^2
Description: abundance of Ceramaster patagonicus
http://lod.bco-dmo.org/id/dataset-parameter/763010.rdf
Name: Cheiraster_Luidiaster_dawsoni
Units: individuals per 100m^2
Description: abundance of Cheiraster (Luidiaster) dawsoni
http://lod.bco-dmo.org/id/dataset-parameter/763011.rdf
Name: Chionoecetes_bairdi
Units: individuals per 100m^2
Description: abundance of Chionoecetes bairdi
http://lod.bco-dmo.org/id/dataset-parameter/763012.rdf
Name: Chionoecetes_opilio
Units: individuals per 100m^2
Description: abundance of Chionoecetes opilio
http://lod.bco-dmo.org/id/dataset-parameter/763013.rdf
Name: Chirona_evermanni
Units: individuals per 100m^2
Description: abundance of Chirona evermanni
http://lod.bco-dmo.org/id/dataset-parameter/763014.rdf
Name: Chiton_no_ID
Units: individuals per 100m^2
Description: abundance of Chiton; un-ID
http://lod.bco-dmo.org/id/dataset-parameter/763015.rdf
Name: Chlamys_rubida
Units: individuals per 100m^2
Description: abundance of Chlamys rubida
http://lod.bco-dmo.org/id/dataset-parameter/763016.rdf
Name: Chrysaora_melanaster
Units: individuals per 100m^2
Description: abundance of Chrysaora melanaster
http://lod.bco-dmo.org/id/dataset-parameter/763017.rdf
Name: Ciliatocardium_ciliatum
Units: individuals per 100m^2
Description: abundance of Ciliatocardium ciliatum
http://lod.bco-dmo.org/id/dataset-parameter/763018.rdf
Name: Clinocottus_sp
Units: individuals per 100m^2
Description: abundance of Clinocottus sp.
http://lod.bco-dmo.org/id/dataset-parameter/763019.rdf
Name: Colus_sp
Units: individuals per 100m^2
Description: abundance of Colus sp.
http://lod.bco-dmo.org/id/dataset-parameter/763020.rdf
Name: Cottoidea_juvenile
Units: individuals per 100m^2
Description: abundance of Cottoidea; juvenile
http://lod.bco-dmo.org/id/dataset-parameter/763021.rdf
Name: Crangonidae
Units: individuals per 100m^2
Description: abundance of Crangonidae
http://lod.bco-dmo.org/id/dataset-parameter/763022.rdf
Name: Cranopsis_sp
Units: individuals per 100m^2
Description: abundance of Cranopsis sp.
http://lod.bco-dmo.org/id/dataset-parameter/763023.rdf
Name: Crepidula_sp
Units: individuals per 100m^2
Description: abundance of Crepidula sp.
http://lod.bco-dmo.org/id/dataset-parameter/763024.rdf
Name: Crossaster_papposus
Units: individuals per 100m^2
Description: abundance of Crossaster papposus
http://lod.bco-dmo.org/id/dataset-parameter/763025.rdf
Name: Cryptacanthodes_aleutensis
Units: individuals per 100m^2
Description: abundance of Cryptacanthodes aleutensis
http://lod.bco-dmo.org/id/dataset-parameter/763026.rdf
Name: Cryptonatica_spp
Units: individuals per 100m^2
Description: abundance of Cryptonatica spp.
http://lod.bco-dmo.org/id/dataset-parameter/763027.rdf
Name: Crystallichthys_cyclospilus
Units: individuals per 100m^2
Description: abundance of Crystallichthys cyclospilus
http://lod.bco-dmo.org/id/dataset-parameter/763028.rdf
Name: Ctenodiscus_sp
Units: individuals per 100m^2
Description: abundance of Ctenodiscus sp.
http://lod.bco-dmo.org/id/dataset-parameter/763029.rdf
Name: Cucumaria_fallax
Units: individuals per 100m^2
Description: abundance of Cucumaria fallax
http://lod.bco-dmo.org/id/dataset-parameter/763030.rdf
Name: Cucumaria_sp
Units: individuals per 100m^2
Description: abundance of Cucumaria sp.
http://lod.bco-dmo.org/id/dataset-parameter/763031.rdf
Name: Cup_coral_unid
Units: individuals per 100m^2
Description: abundance of Cup coral unid.
http://lod.bco-dmo.org/id/dataset-parameter/763032.rdf
Name: Dendraster_sp
Units: individuals per 100m^2
Description: abundance of Dendraster sp.
http://lod.bco-dmo.org/id/dataset-parameter/763033.rdf
Name: Dendronotus_sp
Units: individuals per 100m^2
Description: abundance of Dendronotus sp.
http://lod.bco-dmo.org/id/dataset-parameter/763034.rdf
Name: Diaulula_sandiegensis
Units: individuals per 100m^2
Description: abundance of Diaulula sandiegensis
http://lod.bco-dmo.org/id/dataset-parameter/763035.rdf
Name: Diaulula_sp
Units: individuals per 100m^2
Description: abundance of Diaulula sp.
http://lod.bco-dmo.org/id/dataset-parameter/763036.rdf
Name: Diplopteraster_multipes
Units: individuals per 100m^2
Description: abundance of Diplopteraster multipes
http://lod.bco-dmo.org/id/dataset-parameter/763037.rdf
Name: Doridoidea
Units: individuals per 100m^2
Description: abundance of Doridoidea
http://lod.bco-dmo.org/id/dataset-parameter/763038.rdf
Name: Doris_odhneri
Units: individuals per 100m^2
Description: abundance of Doris odhneri
http://lod.bco-dmo.org/id/dataset-parameter/763039.rdf
Name: Doris_sp
Units: individuals per 100m^2
Description: abundance of Doris sp.
http://lod.bco-dmo.org/id/dataset-parameter/763040.rdf
Name: Echinarachnius_parma
Units: individuals per 100m^2
Description: abundance of Echinarachnius parma
http://lod.bco-dmo.org/id/dataset-parameter/763041.rdf
Name: Elassochirus_spp
Units: individuals per 100m^2
Description: abundance of Elassochirus spp.
http://lod.bco-dmo.org/id/dataset-parameter/763042.rdf
Name: Erimacrus_isenbeckii
Units: individuals per 100m^2
Description: abundance of Erimacrus isenbeckii
http://lod.bco-dmo.org/id/dataset-parameter/763043.rdf
Name: Eumicrotremus_orbis
Units: individuals per 100m^2
Description: abundance of Eumicrotremus orbis
http://lod.bco-dmo.org/id/dataset-parameter/763044.rdf
Name: Eupentacta_sp
Units: individuals per 100m^2
Description: abundance of Eupentacta sp.
http://lod.bco-dmo.org/id/dataset-parameter/763045.rdf
Name: Fish_larvae_no_ID
Units: individuals per 100m^2
Description: abundance of Fish larvae; un-ID
http://lod.bco-dmo.org/id/dataset-parameter/763046.rdf
Name: Flabellina_spp
Units: individuals per 100m^2
Description: abundance of Flabellina spp.
http://lod.bco-dmo.org/id/dataset-parameter/763047.rdf
Name: Flatfish_juvenile
Units: individuals per 100m^2
Description: abundance of Flatfish; juvenile
http://lod.bco-dmo.org/id/dataset-parameter/763048.rdf
Name: Flatfish_no_ID
Units: individuals per 100m^2
Description: abundance of Flatfish; un-ID
http://lod.bco-dmo.org/id/dataset-parameter/763049.rdf
Name: Fusitriton_oregonensis
Units: individuals per 100m^2
Description: abundance of Fusitriton oregonensis
http://lod.bco-dmo.org/id/dataset-parameter/763050.rdf
Name: Gadus_chalcogrammus
Units: individuals per 100m^2
Description: abundance of Gadus chalcogrammus
http://lod.bco-dmo.org/id/dataset-parameter/763051.rdf
Name: Gastropoda_sp_1
Units: individuals per 100m^2
Description: abundance of Gastropoda sp. 1
http://lod.bco-dmo.org/id/dataset-parameter/763052.rdf
Name: Glebocarcinus_oregonensis
Units: individuals per 100m^2
Description: abundance of Glebocarcinus oregonensis
http://lod.bco-dmo.org/id/dataset-parameter/763053.rdf
Name: Glebocarcinus_sp
Units: individuals per 100m^2
Description: abundance of Glebocarcinus sp.
http://lod.bco-dmo.org/id/dataset-parameter/763054.rdf
Name: Gobiesocidae
Units: individuals per 100m^2
Description: abundance of Gobiesocidae
http://lod.bco-dmo.org/id/dataset-parameter/763055.rdf
Name: Gorgonocephalus_eucnemis
Units: individuals per 100m^2
Description: abundance of Gorgonocephalus eucnemis
http://lod.bco-dmo.org/id/dataset-parameter/763056.rdf
Name: Gymnocanthus_galeatus
Units: individuals per 100m^2
Description: abundance of Gymnocanthus galeatus
http://lod.bco-dmo.org/id/dataset-parameter/763057.rdf
Name: Gymnocanthus_tricuspis
Units: individuals per 100m^2
Description: abundance of Gymnocanthus tricuspis
http://lod.bco-dmo.org/id/dataset-parameter/763058.rdf
Name: Halocynthia_aurantium
Units: individuals per 100m^2
Description: abundance of Halocynthia aurantium
http://lod.bco-dmo.org/id/dataset-parameter/763059.rdf
Name: Hemilepidotus_hemilepidotus
Units: individuals per 100m^2
Description: abundance of Hemilepidotus hemilepidotus
http://lod.bco-dmo.org/id/dataset-parameter/763060.rdf
Name: Hemilepidotus_jordani
Units: individuals per 100m^2
Description: abundance of Hemilepidotus jordani
http://lod.bco-dmo.org/id/dataset-parameter/763061.rdf
Name: Hemilepidotus_spinosus
Units: individuals per 100m^2
Description: abundance of Hemilepidotus spinosus
http://lod.bco-dmo.org/id/dataset-parameter/763062.rdf
Name: Hemithiris_psittacea
Units: individuals per 100m^2
Description: abundance of Hemithiris psittacea
http://lod.bco-dmo.org/id/dataset-parameter/763063.rdf
Name: Hemitripterus_bolini
Units: individuals per 100m^2
Description: abundance of Hemitripterus bolini
http://lod.bco-dmo.org/id/dataset-parameter/763064.rdf
Name: Henricia_leviuscula_complex
Units: individuals per 100m^2
Description: abundance of Henricia leviuscula (complex)
http://lod.bco-dmo.org/id/dataset-parameter/763065.rdf
Name: Henricia_sp_1
Units: individuals per 100m^2
Description: abundance of Henricia sp. 1
http://lod.bco-dmo.org/id/dataset-parameter/763066.rdf
Name: Henricia_sp_2
Units: individuals per 100m^2
Description: abundance of Henricia sp. 2
http://lod.bco-dmo.org/id/dataset-parameter/763067.rdf
Name: Hermissenda_sp
Units: individuals per 100m^2
Description: abundance of Hermissenda sp.
http://lod.bco-dmo.org/id/dataset-parameter/763068.rdf
Name: Hiatella_arctica
Units: individuals per 100m^2
Description: abundance of Hiatella arctica
http://lod.bco-dmo.org/id/dataset-parameter/763069.rdf
Name: Hippasteria_phrygiana
Units: individuals per 100m^2
Description: abundance of Hippasteria phrygiana
http://lod.bco-dmo.org/id/dataset-parameter/763070.rdf
Name: Hippoglossoides_dubius
Units: individuals per 100m^2
Description: abundance of Hippoglossoides dubius
http://lod.bco-dmo.org/id/dataset-parameter/763071.rdf
Name: Hippoglossoides_elassodon
Units: individuals per 100m^2
Description: abundance of Hippoglossoides elassodon
http://lod.bco-dmo.org/id/dataset-parameter/763072.rdf
Name: Hippoglossus_stenolepis
Units: individuals per 100m^2
Description: abundance of Hippoglossus stenolepis
http://lod.bco-dmo.org/id/dataset-parameter/763073.rdf
Name: Hippolytidae
Units: individuals per 100m^2
Description: abundance of Hippolytidae
http://lod.bco-dmo.org/id/dataset-parameter/763074.rdf
Name: Horned_sculpin_maybe
Units: individuals per 100m^2
Description: abundance of Horned sculpin (?)
http://lod.bco-dmo.org/id/dataset-parameter/763075.rdf
Name: Hyas_spp
Units: individuals per 100m^2
Description: abundance of Hyas spp.
http://lod.bco-dmo.org/id/dataset-parameter/763076.rdf
Name: Hypsagonus_quadricornis
Units: individuals per 100m^2
Description: abundance of Hypsagonus quadricornis
http://lod.bco-dmo.org/id/dataset-parameter/763077.rdf
Name: Icelinus_borealis
Units: individuals per 100m^2
Description: abundance of Icelinus borealis
http://lod.bco-dmo.org/id/dataset-parameter/763078.rdf
Name: Isopoda
Units: individuals per 100m^2
Description: abundance of Isopoda
http://lod.bco-dmo.org/id/dataset-parameter/763079.rdf
Name: Kallymeniopsis_sp_drift
Units: individuals per 100m^2
Description: abundance of Kallymeniopsis sp.; drift
http://lod.bco-dmo.org/id/dataset-parameter/763080.rdf
Name: Labidochirus_sp
Units: individuals per 100m^2
Description: abundance of Labidochirus sp.
http://lod.bco-dmo.org/id/dataset-parameter/763081.rdf
Name: Labidochirus_splendescens
Units: individuals per 100m^2
Description: abundance of Labidochirus splendescens
http://lod.bco-dmo.org/id/dataset-parameter/763082.rdf
Name: Lacuna_sp
Units: individuals per 100m^2
Description: abundance of Lacuna sp.
http://lod.bco-dmo.org/id/dataset-parameter/763083.rdf
Name: Lamellaria_sp
Units: individuals per 100m^2
Description: abundance of Lamellaria sp.
http://lod.bco-dmo.org/id/dataset-parameter/763084.rdf
Name: Laminaria_longipes_drift
Units: individuals per 100m^2
Description: abundance of Laminaria longipes; drift
http://lod.bco-dmo.org/id/dataset-parameter/763085.rdf
Name: Leodice_valens
Units: individuals per 100m^2
Description: abundance of Leodice valens
http://lod.bco-dmo.org/id/dataset-parameter/763086.rdf
Name: Lepeta_sp
Units: individuals per 100m^2
Description: abundance of Lepeta sp.
http://lod.bco-dmo.org/id/dataset-parameter/763087.rdf
Name: Lepidopsetta_bilineata
Units: individuals per 100m^2
Description: abundance of Lepidopsetta bilineata
http://lod.bco-dmo.org/id/dataset-parameter/763088.rdf
Name: Leptasterias_Hexasterias_alaskensis
Units: individuals per 100m^2
Description: abundance of Leptasterias (Hexasterias) alaskensis
http://lod.bco-dmo.org/id/dataset-parameter/763089.rdf
Name: Leptasterias_Hexasterias_coei_truculenta
Units: individuals per 100m^2
Description: abundance of Leptasterias (Hexasterias) coei truculenta
http://lod.bco-dmo.org/id/dataset-parameter/763090.rdf
Name: Leptasterias_arctica
Units: individuals per 100m^2
Description: abundance of Leptasterias arctica
http://lod.bco-dmo.org/id/dataset-parameter/763091.rdf
Name: Leptasterias_hylodes
Units: individuals per 100m^2
Description: abundance of Leptasterias hylodes
http://lod.bco-dmo.org/id/dataset-parameter/763092.rdf
Name: Leptasterias_nitida
Units: individuals per 100m^2
Description: abundance of Leptasterias nitida
http://lod.bco-dmo.org/id/dataset-parameter/763093.rdf
Name: Leptasterias_spp
Units: individuals per 100m^2
Description: abundance of Leptasterias spp.
http://lod.bco-dmo.org/id/dataset-parameter/763094.rdf
Name: Leptocottus_armatus
Units: individuals per 100m^2
Description: abundance of Leptocottus armatus
http://lod.bco-dmo.org/id/dataset-parameter/763095.rdf
Name: Leptychaster_anomalus
Units: individuals per 100m^2
Description: abundance of Leptychaster anomalus
http://lod.bco-dmo.org/id/dataset-parameter/763096.rdf
Name: Leptychaster_arcticus
Units: individuals per 100m^2
Description: abundance of Leptychaster arcticus
http://lod.bco-dmo.org/id/dataset-parameter/763097.rdf
Name: Leptychaster_pacificus
Units: individuals per 100m^2
Description: abundance of Leptychaster pacificus
http://lod.bco-dmo.org/id/dataset-parameter/763098.rdf
Name: Lethasterias_nanimensis
Units: individuals per 100m^2
Description: abundance of Lethasterias nanimensis
http://lod.bco-dmo.org/id/dataset-parameter/763099.rdf
Name: Limneria_prolongata
Units: individuals per 100m^2
Description: abundance of Limneria prolongata
http://lod.bco-dmo.org/id/dataset-parameter/763100.rdf
Name: Liparidae
Units: individuals per 100m^2
Description: abundance of Liparidae
http://lod.bco-dmo.org/id/dataset-parameter/763101.rdf
Name: Liparis_cyclopus
Units: individuals per 100m^2
Description: abundance of Liparis cyclopus
http://lod.bco-dmo.org/id/dataset-parameter/763102.rdf
Name: Liparis_sp
Units: individuals per 100m^2
Description: abundance of Liparis sp.
http://lod.bco-dmo.org/id/dataset-parameter/763103.rdf
Name: Lumpenus_sagitta
Units: individuals per 100m^2
Description: abundance of Lumpenus sagitta
http://lod.bco-dmo.org/id/dataset-parameter/763104.rdf
Name: Lycodes_brevipes
Units: individuals per 100m^2
Description: abundance of Lycodes brevipes
http://lod.bco-dmo.org/id/dataset-parameter/763105.rdf
Name: Malacocottus_zonurus
Units: individuals per 100m^2
Description: abundance of Malacocottus zonurus
http://lod.bco-dmo.org/id/dataset-parameter/763106.rdf
Name: Maxillopoda
Units: individuals per 100m^2
Description: abundance of Maxillopoda
http://lod.bco-dmo.org/id/dataset-parameter/763107.rdf
Name: Metridium_spp
Units: individuals per 100m^2
Description: abundance of Metridium spp.
http://lod.bco-dmo.org/id/dataset-parameter/763108.rdf
Name: Modiolus_modiolus
Units: individuals per 100m^2
Description: abundance of Modiolus modiolus
http://lod.bco-dmo.org/id/dataset-parameter/763109.rdf
Name: Molgula_sp
Units: individuals per 100m^2
Description: abundance of Molgula sp.
http://lod.bco-dmo.org/id/dataset-parameter/763110.rdf
Name: Musculus_discors
Units: individuals per 100m^2
Description: abundance of Musculus discors
http://lod.bco-dmo.org/id/dataset-parameter/763111.rdf
Name: Musculus_sp
Units: individuals per 100m^2
Description: abundance of Musculus sp.
http://lod.bco-dmo.org/id/dataset-parameter/763112.rdf
Name: Myoxocephalus_polyacanthocephalus
Units: individuals per 100m^2
Description: abundance of Myoxocephalus polyacanthocephalus
http://lod.bco-dmo.org/id/dataset-parameter/763113.rdf
Name: Myoxocephalus_scorpius
Units: individuals per 100m^2
Description: abundance of Myoxocephalus scorpius
http://lod.bco-dmo.org/id/dataset-parameter/763114.rdf
Name: Naticidae
Units: individuals per 100m^2
Description: abundance of Naticidae
http://lod.bco-dmo.org/id/dataset-parameter/763115.rdf
Name: Nemertea
Units: individuals per 100m^2
Description: abundance of Nemertea
http://lod.bco-dmo.org/id/dataset-parameter/763116.rdf
Name: Neoptilota_sp_drift
Units: individuals per 100m^2
Description: abundance of Neoptilota sp.; drift
http://lod.bco-dmo.org/id/dataset-parameter/763117.rdf
Name: Neptunea_sp
Units: individuals per 100m^2
Description: abundance of Neptunea sp.
http://lod.bco-dmo.org/id/dataset-parameter/763118.rdf
Name: Nereididae
Units: individuals per 100m^2
Description: abundance of Nereididae
http://lod.bco-dmo.org/id/dataset-parameter/763119.rdf
Name: Octopoda_juvenile
Units: individuals per 100m^2
Description: abundance of Octopoda; juvenile
http://lod.bco-dmo.org/id/dataset-parameter/763120.rdf
Name: Odontohenricia_ahearnae
Units: individuals per 100m^2
Description: abundance of Odontohenricia ahearnae
http://lod.bco-dmo.org/id/dataset-parameter/763121.rdf
Name: Odontohenricia_fisheri
Units: individuals per 100m^2
Description: abundance of Odontohenricia fisheri
http://lod.bco-dmo.org/id/dataset-parameter/763122.rdf
Name: Odontohenricia_sp
Units: individuals per 100m^2
Description: abundance of Odontohenricia sp.
http://lod.bco-dmo.org/id/dataset-parameter/763123.rdf
Name: Oenopota_sp
Units: individuals per 100m^2
Description: abundance of Oenopota sp.
http://lod.bco-dmo.org/id/dataset-parameter/763124.rdf
Name: Ophiolimna_sp
Units: individuals per 100m^2
Description: abundance of Ophiolimna sp.
http://lod.bco-dmo.org/id/dataset-parameter/763125.rdf
Name: Ophiopholis_aculeata
Units: individuals per 100m^2
Description: abundance of Ophiopholis aculeata
http://lod.bco-dmo.org/id/dataset-parameter/763126.rdf
Name: Ophiura_sarsii
Units: individuals per 100m^2
Description: abundance of Ophiura sarsii
http://lod.bco-dmo.org/id/dataset-parameter/763127.rdf
Name: Oregonia_gracilis
Units: individuals per 100m^2
Description: abundance of Oregonia gracilis
http://lod.bco-dmo.org/id/dataset-parameter/763128.rdf
Name: Orthasterias_koehleri
Units: individuals per 100m^2
Description: abundance of Orthasterias koehleri
http://lod.bco-dmo.org/id/dataset-parameter/763129.rdf
Name: Pagurus_spp
Units: individuals per 100m^2
Description: abundance of Pagurus spp.
http://lod.bco-dmo.org/id/dataset-parameter/763130.rdf
Name: Pandora_glacialis
Units: individuals per 100m^2
Description: abundance of Pandora glacialis
http://lod.bco-dmo.org/id/dataset-parameter/763131.rdf
Name: Pandora_wardiana
Units: individuals per 100m^2
Description: abundance of Pandora wardiana
http://lod.bco-dmo.org/id/dataset-parameter/763132.rdf
Name: Patinopecten_caurinus
Units: individuals per 100m^2
Description: abundance of Patinopecten caurinus
http://lod.bco-dmo.org/id/dataset-parameter/763133.rdf
Name: Pedicellaster_magister
Units: individuals per 100m^2
Description: abundance of Pedicellaster magister
http://lod.bco-dmo.org/id/dataset-parameter/763134.rdf
Name: Peltodoris_nobilis
Units: individuals per 100m^2
Description: abundance of Peltodoris nobilis
http://lod.bco-dmo.org/id/dataset-parameter/763135.rdf
Name: Peribolaster_biserialis
Units: individuals per 100m^2
Description: abundance of Peribolaster biserialis
http://lod.bco-dmo.org/id/dataset-parameter/763136.rdf
Name: Pleurogrammus_monopterygius
Units: individuals per 100m^2
Description: abundance of Pleurogrammus monopterygius
http://lod.bco-dmo.org/id/dataset-parameter/763137.rdf
Name: Plicifusus_sp
Units: individuals per 100m^2
Description: abundance of Plicifusus sp.
http://lod.bco-dmo.org/id/dataset-parameter/763138.rdf
Name: Pododesmus_macrochisma
Units: individuals per 100m^2
Description: abundance of Pododesmus macrochisma
http://lod.bco-dmo.org/id/dataset-parameter/763139.rdf
Name: Podothecus_accipenserinus
Units: individuals per 100m^2
Description: abundance of Podothecus accipenserinus
http://lod.bco-dmo.org/id/dataset-parameter/763140.rdf
Name: Polychaeta
Units: individuals per 100m^2
Description: abundance of Polychaeta
http://lod.bco-dmo.org/id/dataset-parameter/763141.rdf
Name: Polynoidae
Units: individuals per 100m^2
Description: abundance of Polynoidae
http://lod.bco-dmo.org/id/dataset-parameter/763142.rdf
Name: Poroclinus_rothrocki
Units: individuals per 100m^2
Description: abundance of Poroclinus rothrocki
http://lod.bco-dmo.org/id/dataset-parameter/763143.rdf
Name: Psychrolutes_paradoxus
Units: individuals per 100m^2
Description: abundance of Psychrolutes paradoxus
http://lod.bco-dmo.org/id/dataset-parameter/763144.rdf
Name: Pteraster_marsippus
Units: individuals per 100m^2
Description: abundance of Pteraster marsippus
http://lod.bco-dmo.org/id/dataset-parameter/763145.rdf
Name: Pteraster_militaris
Units: individuals per 100m^2
Description: abundance of Pteraster militaris
http://lod.bco-dmo.org/id/dataset-parameter/763146.rdf
Name: Pteraster_sp
Units: individuals per 100m^2
Description: abundance of Pteraster sp.
http://lod.bco-dmo.org/id/dataset-parameter/763147.rdf
Name: Pteraster_tesselatus
Units: individuals per 100m^2
Description: abundance of Pteraster tesselatus
http://lod.bco-dmo.org/id/dataset-parameter/763148.rdf
Name: Ptilosarcus_gurneyi
Units: individuals per 100m^2
Description: abundance of Ptilosarcus gurneyi
http://lod.bco-dmo.org/id/dataset-parameter/763149.rdf
Name: Pugettia_gracilis
Units: individuals per 100m^2
Description: abundance of Pugettia gracilis
http://lod.bco-dmo.org/id/dataset-parameter/763150.rdf
Name: Pycnogonida
Units: individuals per 100m^2
Description: abundance of Pycnogonida
http://lod.bco-dmo.org/id/dataset-parameter/763151.rdf
Name: Pycnopodia_helianthoides
Units: individuals per 100m^2
Description: abundance of Pycnopodia helianthoides
http://lod.bco-dmo.org/id/dataset-parameter/763152.rdf
Name: Rhamphostomella_costata
Units: individuals per 100m^2
Description: abundance of Rhamphostomella costata
http://lod.bco-dmo.org/id/dataset-parameter/763153.rdf
Name: Rocinela_angustata
Units: individuals per 100m^2
Description: abundance of Rocinela angustata
http://lod.bco-dmo.org/id/dataset-parameter/763154.rdf
Name: Ronquil_no_ID
Units: individuals per 100m^2
Description: abundance of Ronquil; un-ID
http://lod.bco-dmo.org/id/dataset-parameter/763155.rdf
Name: Ronquilus_jordani
Units: individuals per 100m^2
Description: abundance of Ronquilus jordani
http://lod.bco-dmo.org/id/dataset-parameter/763156.rdf
Name: Rossia_pacifica
Units: individuals per 100m^2
Description: abundance of Rossia pacifica
http://lod.bco-dmo.org/id/dataset-parameter/763157.rdf
Name: Sabellidae
Units: individuals per 100m^2
Description: abundance of Sabellidae
http://lod.bco-dmo.org/id/dataset-parameter/763158.rdf
Name: Saccharina_sp_drift
Units: individuals per 100m^2
Description: abundance of Saccharina sp.; drift
http://lod.bco-dmo.org/id/dataset-parameter/763159.rdf
Name: Sarritor_frenatus
Units: individuals per 100m^2
Description: abundance of Sarritor frenatus
http://lod.bco-dmo.org/id/dataset-parameter/763160.rdf
Name: Sculpin_no_ID
Units: individuals per 100m^2
Description: abundance of Sculpin; un-ID
http://lod.bco-dmo.org/id/dataset-parameter/763161.rdf
Name: Sebastes_alutus
Units: individuals per 100m^2
Description: abundance of Sebastes alutus
http://lod.bco-dmo.org/id/dataset-parameter/763162.rdf
Name: Sebastes_ciliatus
Units: individuals per 100m^2
Description: abundance of Sebastes ciliatus
http://lod.bco-dmo.org/id/dataset-parameter/763163.rdf
Name: Sergeant_poacher
Units: individuals per 100m^2
Description: abundance of Sergeant poacher
http://lod.bco-dmo.org/id/dataset-parameter/763164.rdf
Name: Serripes_groenlandicus
Units: individuals per 100m^2
Description: abundance of Serripes groenlandicus
http://lod.bco-dmo.org/id/dataset-parameter/763165.rdf
Name: Similipecten_greenlandicus
Units: individuals per 100m^2
Description: abundance of Similipecten greenlandicus
http://lod.bco-dmo.org/id/dataset-parameter/763166.rdf
Name: Sipuncula_sp_1
Units: individuals per 100m^2
Description: abundance of Sipuncula sp. 1
http://lod.bco-dmo.org/id/dataset-parameter/763167.rdf
Name: Sipuncula_sp_2
Units: individuals per 100m^2
Description: abundance of Sipuncula sp. 2
http://lod.bco-dmo.org/id/dataset-parameter/763168.rdf
Name: Solariella_spp
Units: individuals per 100m^2
Description: abundance of Solariella spp.
http://lod.bco-dmo.org/id/dataset-parameter/763169.rdf
Name: Solaster_spp
Units: individuals per 100m^2
Description: abundance of Solaster spp.
http://lod.bco-dmo.org/id/dataset-parameter/763170.rdf
Name: Stegocephalus_sp
Units: individuals per 100m^2
Description: abundance of Stegocephalus sp.
http://lod.bco-dmo.org/id/dataset-parameter/763171.rdf
Name: Stomphia_sp
Units: individuals per 100m^2
Description: abundance of Stomphia sp.
http://lod.bco-dmo.org/id/dataset-parameter/763172.rdf
Name: Strongylocentrotus_spp
Units: individuals per 100m^2
Description: abundance of Strongylocentrotus spp.
http://lod.bco-dmo.org/id/dataset-parameter/763173.rdf
Name: Suberites_spp
Units: individuals per 100m^2
Description: abundance of Suberites spp.
http://lod.bco-dmo.org/id/dataset-parameter/763174.rdf
Name: Tachyrhynchus_sp
Units: individuals per 100m^2
Description: abundance of Tachyrhynchus sp.
http://lod.bco-dmo.org/id/dataset-parameter/763175.rdf
Name: Tonicella_sp
Units: individuals per 100m^2
Description: abundance of Tonicella sp.
http://lod.bco-dmo.org/id/dataset-parameter/763176.rdf
Name: Triglops_macellus
Units: individuals per 100m^2
Description: abundance of Triglops macellus
http://lod.bco-dmo.org/id/dataset-parameter/763177.rdf
Name: Triglops_pingelii
Units: individuals per 100m^2
Description: abundance of Triglops pingelii
http://lod.bco-dmo.org/id/dataset-parameter/763178.rdf
Name: Triopha_catalinae
Units: individuals per 100m^2
Description: abundance of Triopha catalinae
http://lod.bco-dmo.org/id/dataset-parameter/763179.rdf
Name: Tripoplax_trifida
Units: individuals per 100m^2
Description: abundance of Tripoplax trifida
http://lod.bco-dmo.org/id/dataset-parameter/763180.rdf
Name: Tritonia_spp
Units: individuals per 100m^2
Description: abundance of Tritonia spp.
http://lod.bco-dmo.org/id/dataset-parameter/763181.rdf
Name: Tunicata_sp_1
Units: individuals per 100m^2
Description: abundance of Tunicata sp. 1
http://lod.bco-dmo.org/id/dataset-parameter/763182.rdf
Name: Tunicata_sp_1a
Units: individuals per 100m^2
Description: abundance of Tunicata sp. 1
http://lod.bco-dmo.org/id/dataset-parameter/763183.rdf
Name: Urticina_sp
Units: individuals per 100m^2
Description: abundance of Urticina sp.
http://lod.bco-dmo.org/id/dataset-parameter/763184.rdf
Name: Velutina_spp
Units: individuals per 100m^2
Description: abundance of Velutina spp.
http://lod.bco-dmo.org/id/dataset-parameter/763185.rdf
Name: Volutopsius_sp
Units: individuals per 100m^2
Description: abundance of Volutopsius sp.
GB/NERC/BODC > British Oceanographic Data Centre, Natural Environment Research Council, United Kingdom
Biological and Chemical Oceanography Data Management Office (BCO-DMO)
Unavailable
508-289-2009
WHOI MS#36
Woods Hole
MA
02543
USA
info@bco-dmo.org
http://www.bco-dmo.org
Monday - Friday 8:00am - 5:00pm
For questions regarding this resource, please contact BCO-DMO via the email address provided.
pointOfContact
28915
https://datadocs.bco-dmo.org/file/XYYPvQjFD86x8p/abund_trawl.csv
abund_trawl.csv
Primary data file for dataset ID 729630
download
https://www.bco-dmo.org/dataset/729630/data/download
download
onLine
dataset
<p>Sampling locations were from the Aleutian Archipelago offshore between longitude 173.9 and -167.6 in June 2016 and July 2017.</p>
<p>Trawls were conducted with a 3.05 m plumb-staff beam trawl with a 7-mm mesh and a 4-mm codend liner (Gunderson &amp; Ellis, 1986). For each trawl, the trawl net was towed for approximately 3 minutes on the seafloor with the vessel traveling at 1.5 knots. A temperature-depth recorder was attached to the trawl net to determine effective trawling distances. The start of each trawl was determined by the time at which the trawl net stopped descending in the depth profile, and the end of each trawl was determined by the time the trawl net began ascending. Trawl distances were determined by referencing the GPS coordinates of the research vessel for the start and end times of each trawl event. Occasionally, the trawl net became damaged by rocks during a trawl event, preventing effective sampling after the collision. For these trawls, the collision point was detectable by a sudden decrease in depth of the trawl net, and the effective trawling swath was assumed to be from the beginning of the trawl up to the collision point.</p>
<p>Organisms were sorted and identified to the lowest taxonomic level feasible. Members of each taxonomic group were counted and their damp-biomass (including shells for mollusks and crabs) was determined. Voucher specimens were prepared in 10% buffered formalin for those taxa that could not be identified in the field.</p>
<p>Some large samples were split in half. This is Indicated as the subsaample_factor.&nbsp;A value of 2 (trawl 24) indicates that half of the trawl contents were taken for biomass and count measurements. The biomass and count values in the area-standardized data sheets are estimated by doubling the values recorded for the subsampled portion.</p>
Specified by the Principal Investigator(s)
<p><strong>BCO-DMO Processing Notes:</strong><br />
- added conventional header with dataset name, PI name, version date<br />
- modified parameter names to conform with BCO-DMO naming conventions<br />
- corrected spelling of 4 taxa to agree with World Register of Marine Species names. See Parameter list below for&nbsp;submitted names, in parentheses.</p>
Specified by the Principal Investigator(s)
asNeeded
7.x-1.1
Biological and Chemical Oceanography Data Management Office (BCO-DMO)
Unavailable
508-289-2009
WHOI MS#36
Woods Hole
MA
02543
USA
info@bco-dmo.org
http://www.bco-dmo.org
Monday - Friday 8:00am - 5:00pm
For questions regarding this resource, please contact BCO-DMO via the email address provided.
pointOfContact
PI Supplied Instrument Name: PI Supplied Instrument Description:A 3.05 m plumb-staff beam trawl with a 7-mm mesh and a 4-mm codend liner Instrument Name: Beam Trawl Instrument Short Name:Beam trawl Instrument Description: A beam trawl consists of a cone-shaped body ending in a bag or codend, which retains the catch. In these trawls the horizontal opening of the net is provided by a beam, made of wood or metal, which is up to 12 m long. The vertical opening is provided by two hoop-like trawl shoes mostly made from steel. No hydrodynamic forces are needed to keep a beam trawl open. The beam trawl is normally towed on outriggers, one trawl on each side.
While fishing for flatfish the beam trawl is often equipped with tickler chains to disturb the fish from the seabed. For operations on very rough fishing grounds they can be equipped with chain matrices. Chain matrices are rigged between the beam and the groundrope and prevent boulders/stones from being caught by the trawl. Shrimp beam trawls are not so heavy and have smaller mesh sizes. A bobbin of groundrope with rubber bobbins keeps the shrimp beam trawl in contact with the bottom and gives flatfish the opportunity to escape.
Close bottom contact is necessary for successful operation. To avoid bycatch of most juvenile fishes selectivity devices are assembled (sieve nets, sorting grids, escape holes). While targeting flatfish the beam trawls are towed up to seven knots, therefore the gear is very heavy; the largest gears weighs up to 10 ton. The towing speed for shrimp is between 2.5 and 3 knots.
(from: http://www.fao.org/fishery/geartype/305/en) Community Standard Description: http://vocab.nerc.ac.uk/collection/L05/current/24/
Cruise: OC1606A
OC1606A
R/V Oceanus
Community Standard Description
International Council for the Exploration of the Sea
R/V Oceanus
vessel
OC1606A
Genoa Sullaway
San Diego State University
Cruise: OC1707A
OC1707A
R/V Oceanus
Community Standard Description
International Council for the Exploration of the Sea
R/V Oceanus
vessel
OC1707A
Matthew Edwards
San Diego State University
R/V Oceanus
Community Standard Description
International Council for the Exploration of the Sea
R/V Oceanus
vessel