Instrument: Transmissometer

Acronym: Transmissometer
External Identifier: skos:broadMatch: http://vocab.nerc.ac.uk/collection/L05/current/124/

Description

A transmissometer measures the beam attenuation coefficient of the lightsource over the instrument's path-length. This instrument designation is used when specific manufacturer, make and model are not known.


Dataset NamePI-Supplied DescriptionPI-Supplied Name
Processed CTD data with thermodynamic calculations from R/V Atlantic Explorer cruise AE2207 to the Bermuda Atlantic Time Series (BATS) station in April 2022Transmissometer (Wet Labs) C-Star
CTD data from R/V Atlantic Explorer cruise AE2207 to the Bermuda Atlantic Time Series (BATS) station in April 2022Transmissometer (Wet Labs) C-Star
Adenosine triphosphate and microbial biomass measurements from the Chesapeake Bay, sampled aboard RV Fay Slover on April 11, 2018Wetlabs transmissiometer
Underway data for Blue Heron cruise BH15-11 in the western arm of Lake Superior from August 2015 (Early Career Great Lakes research project, Novel Nutrient Paleoproxy project)
Chemical and biological data from CTD Niskin bottle samples from RVIB Nathaniel B. Palmer NBP1201 in the Ross Sea from 2011-2012 (PRISM-RS project)Chelsea/Seatech transmissometer Transmissometer
Two decibar averaged CTD profiles collected during BATS Validation (BVAL) cruises from April 1991 through July 2024Transmissometer
CTD profiles from Lake Superior collected during various R/V Blue Heron cruises between 2007-2008 (CARGO project)Transmissometer
Surface underway pCO2 from NOAA Ship Ronald H. Brown cruise RB-08-02 in the Southwest Atlantic sector of the Southern Ocean near South Georgia Island in 2008 (SO_GasEx project)Wetlabs CStar transmissometer Transmissometer
CTD data with beam attenuation and fluorescence from R/V Endeavor cruise EN198 in the North Atlantic (U.S. JGOFS NABE project)The MLML transmissometer is a modified Martek instrument based on the Scripps Visibility Laboratory design (Petzolf and Austin, 1968). Transmissometer
CTD hydrographic and nutrients data from R/V Endeavor cruise EN496 in July 2011 in the Gulf of Mexico (GoMX - N2 Fixation project)Wet Labs C-Star 25-cm Wet Labs C-Star 25-cm
CTD hydrographic and nutrient data from R/V Endeavor cruise EN509 in May-June 2012 in the Gulf of Mexico (GoMX - N2 Fixation project)Wet Labs C-Star 25-cm Wet Labs C-Star 25-cm
CTD profile data from R/V Endeavor cruise EN496 in July 2011 in the Gulf of Mexico (GoMX - N2 Fixation project)Wet Labs C-Star 25-cm Wet Labs C-Star 25-cm
CTD profile data from R/V Endeavor cruise EN509 in May-June 2012 in the Gulf of Mexico (GoMX - N2 Fixation project)Wet Labs C-Star 25-cm Wet Labs C-Star 25-cm
Two decibar averaged CTD profiles collected at the Hydrostation S site in the Sargasso Sea from October 1988 (cruise #60643) through July 2024 (cruise #61478)Wetlabs transmissometer
One decibar-averaged CTD profiles from R/V Oceanus and R/V Weatherbird II cruises in the Sargasso Sea (EDDIES project)Transmissometer
One decibar-averaged CTD profiles from R/V Atlantic Explorer cruise AE-X1103/AE1104 from the Sargasso Sea in 2011 (SargassoSeaLipids project)Transmissometer
CTD profiles from GEOTRACES cruise KN193-06 for Intercalibration of sensors aboard R/V Knorr in the Sargasso Sea (GEOTRACES IC project)Transmissometer
CTD cast temperature, salinity, oxygen, and other measurements from R/V Oceanus cruise OC454-02 in the Mediterranean Sea (Pickled Protists project)primary, CST-1117DR, 2008-04-30 Transmissometer
CTD profiles collected from the R/V Atlantis cruise AT18-14 from the Eastern Mediterranean Sea in 2011 (Pickled Protists project)Transmissometer
High resolution CTD and beam attenuation data from R/V Atlantis II cruise AII-119-5 in the North Atlantic in 1989 (U.S. JGOFS NABE project)The MLML transmissometer is a modified Martek instrument based on the Scripps Visibility Laboratory design (Petzolf and Austin, 1968). Transmissometer
All cruise CTD profiles, at 1 decibar intervals, from R/V Melville cruise MV1008 in the Costa Rica Dome in 2010 (CRD FLUZiE project)The SBE9plus CTD contained a WetLabs transmissometer. WetLabs Transmissometer
Processed CTD data from R/V Thomas G. Thompson cruise TN277 in the Eastern North Pacific Ocean in March 2012 (POWOW project)Transmissometer
Global transmissometer data synthesis from JGOFS and WOCE programs, 2004 (U.S. JGOFS Synthesis & Modeling Phase project results)Transmissometer
Bottle and CTD data from the CARNE ASADA project from R/V New Horizon GoCAL4 in the Gulf of California and eastern tropical North Pacific from July to August 2008 (CARNE ASADA project)Transmissometer
Particle birefringence photon yield and particle beam attenuation coefficient derived from a logging CTD deployed during McLane Pump casts on the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15) on R/V Roger Revelle from Sept-Nov 2018The transmissometer used was a SeaBird transmissometer operating at 650 nM. They used to be made by WETLabs Inc., Philomath, OR. The complete ID is CST1450DR (meaning it was 6000 m rated and operating at a red wavelength of 650 nm). See: https://www.seabird.com/c-star-transmissometer/product?id=60762467717 SeaBird (formerly WETLabs) Transmissometer CST1450
Cross-polarized photon yield, beam attenuation coefficient, and fluorescence data derived from optical particle sensors deployed during casts of the GTC rosette on the GP17-OCE R/V Roger Revelle (RR2214) cruise Dec 2022 - Jan 2023The transmissometer used was a SeaBird transmissometer operating at 650 nM. They used to be made by WETLabs Inc., Philomath, OR. The complete ID is CST1035DR (meaning it was 6000 m rated and operating at a red wavelength of 650 nm). See: https://www.seabird.com/c-star-transmissometer/product?id=60762467717 SeaBird (formerly WETLabs) Transmissometer 1035
Nutrients and bottle oxygen measured by the Scripps ODF group on the US GEOTRACES GP17-OCE cruise on R/V Roger Revelle (RR2214) from December 2022 to January 2023 in the South Pacific and Southern OceansCstar transmissometer
GTC CTD profiles along with US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04 cruise in the subtropical N. Atlantic during 2010 (U.S. GEOTRACES NAT project)Transmissometer Transmissometer
ODF CTD profiles along with US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04 cruise in the subtropical N Atlantic during 2010 (U.S. GEOTRACES NAT project)Transmissometer Transmissometer
GTC one meter-averaged downcast CTD profiles along the US GEOTRACES North Atlantic Transect from the R/V Knorr KN204-01 cruise in the subtropical N. Atlantic during 2011 (U.S. GEOTRACES NAT project)Transmissometer Transmissometer
ODF one meter-averaged downcast CTD profiles along the US GEOTRACES North Atlantic Transect from the R/V Knorr KN199-04 cruise in the subtropical N. Atlantic from 2010 (U.S. GEOTRACES NAT project)Transmissometer - WET Labs C-Star SIOR/30L-Niskin Rosette/CTD casts were performed with a package consisting of a 12-bottle rosette frame (SIO/STS), a 24-place carousel (SBE32) and 12 30L General Oceanics bottles with an absolute volume of 30L each. Underwater electronic components consisted of a Sea-Bird Electronics SBE9plus CTD with dual pumps (SBE5), dual temperature (SBE3plus), reference temperature (SBE35RT) dual conductivity (SBE4C), dissolved oxygen (SBE43), transmissometer (WET Labs C-Star), fluorometer (Seapoint SCF) and altimeter (Tritech LPRA-200 or Simrad 807). A second dissolved oxygen plus oxygen temperature sensor (JFE Advantech RINKO-III) was incorporated into the data stream for future sensor evaluation; it was not processed for this cruise   Transmissometer
CTD profiles from the Lake Superior collected during various R/V Blue Heron cruises between 2000-2002 (IRONMAN project)
Adenosine triphosphate and microbial biomass measurements from the Chesapeake Bay, sampled aboard RV Fay Slover on June 18, 2019Wetlabs transmissiometer
Bottle data from R/V Kilo Moana KM1314 in the The North Pacific Ocean (Seattle to Honolulu, including Line P, Station ALOHA), Aug - Sept 2013 (Nitrification and Marine Planktonic Biodiversity project)WETLabs C-Star Transmissometer Transmissometer
CTD data from R/V Kilo Moana KM1314 in the The North Pacific Ocean (Seattle to Honolulu, including Line P, Station ALOHA), Aug - Sept 2013 (Nitrification and Marine Planktonic Biodiversity project)WETLabs C-Star Transmissometer Transmissometer
Cross shelf undulating towed vehicle (Acrobat with MIDAS) survey data from R/V Pelican PE08-54, PE10-01, PE09-12 in the Northwest Florida shelf off Panama City, FL. from 2008-2009 (BenDiM project)WETLabs 10 centimeter or 25.0-centimeter path length transmissometer Transmissometer
Estimates of mixed layer depths (MLD) mean mixed-layer values of temperature, salinity, and other measurements from R/V Roger Revelle cruise RR2201 in the Eastern Indian Ocean (Argo Basin) from January to March 2022Seabird C-Star Beam Attenuation Meter (BAM) Transmissometer
CTD profiles from the Lake Superior collected during various R/V Blue Heron cruises between 2004-2006 (NILS project)Beam Transmission, Chelsea/Seatech/Wetlab CStar Transmissometer
Optics - particulate beam attenuation from RVIB Nathaniel B. Palmer, R/V Roger Revelle NBP-97-8, KIWI8, KIWI9 cruises in the Southern Ocean, 1997-1998 (U.S. JGOFS AESOPS project)These data are from the 2 Wetlabs c-Star 25cm transmissometers used on the JGOFS NBP9711 profiling package: the 488nm c-star (SN CST-165B) and the 660nm c-Star (SN CST-166R). The transmissometer data were collected with a MER 2040. Transmissometer
Float park phase data collected at depth in the Sargasso Sea from 2013-2014.Equipped on Sea-Bird Scientific Navis BGCi floats (numbers F033 and F034)  Transmissometers
Physical and chemical metadata for microbiological samples from R/V New Horizon cruises GoCAL1, GoCAL2, GoCAL3 in the Guaymas Basin, Gulf of California from 2004-2005 (Guaymas plumes project)Hydrothermal plumes were detected by turbidity anomalies as measured by an air-calibrated transmissometer (WetLabs) on a CTD rosette (Sea-Bird). Transmissometer
Physicochemical and phytoplankton data collected during the STRATIPHYT I and II cruises in the Northeast Atlantic Ocean. Cruises took place during the summer of 2009 and spring of 2011 aboard the R/V Pelagia.Light transmission Wet-Labs C-star
Float profile data collected during surface ascents in the Sargasso Sea from 2013-2014.Equipped on Sea-Bird Scientific Navis BGCi floats (numbers F033 and F034)  Transmissometers
Factory and field calibration data for float oxygen, beam transmission, backscatter, chlorophyll fluorescence and CDOM sensors from the Sargasso Sea from 2013-2014.Used to measure fraction of light Transmissometer
CTD profiles from the Great Lakes, North America collected during various R/V Blue Heron cruises between 2009-2012 (SINC project)
Transmissometer data validation and correction for HOT and BATS, 2004 (U.S. JGOFS Synthesis & Modeling Phase project results)Transmissometer
Trichodesmium species in the North Atlantic from R/V Oceanus OC469-01 in the NW Atlantic, Woods Hole to Barbados from October 2010 (Trichodesmium project)Wet Labs C*Star transmissometer (660nm wavelength) Transmissometer
Trichodesmium species in the North Atlantic from R/V Oceanus OC471-01 in the NW Atlantic: Woods Hole to Barbados from April 2011 (Trichodesmium project)Chelsea/Seatech/Wetlab Cstar Transmissometer
Underway Data Acquisition System (UDAS) data from R/V Point Sur cruise PS1312 along the Central California coast from June to July of 2013 (Diatom Group Si Prod project)unknown if  25cm or 10cm  Xmiss Wetlabs CST