| Nutrient concentrations and microbial counts from Niskin bottle collections on R/V Atlantic Explorer A1620 in the Bermuda Atlantic Time-series Study site from Sept 2016 | Total dissolved nitrogen concentration by HTCO. Glass fiber filtrate type GF/F (Whatman).
| TDN |
| Nutrient concentrations and microbial counts from Niskin bottle collections on R/V Atlantic Explorer A1703 in the Bermuda Atlantic Time-series Study site from Mar/April 2016 | Total dissolved nitrogen concentration by HTCO. Glass fiber filtrate type GF/F (Whatman).
| TDN |
| Sediment geochemistry summary from push cores collected during HOV Alvin dives during the R/V Atlantis cruise AT37-06 in the Guaymas Basin from December 2016 | Total Dissolved Nitrogen; method detection limit = 1
| TDN |
| Sediment geochemistry from push cores collected during HOV Alvin dives during the R/V Atlantis cruise AT42-05 in Guaymas Basin, Gulf of California (27 00.00 N, -111 20.00 W) in November 2018 | Pore water concentrations of total dissolved nitrogen; method detection limit = 0.5
| TDN_uM |
| Geochemical measurements of CTD and Alvin Niskin samples collected in the Gulf of California on RV/Atlantis AT42-05 Alvin dives, Nov. 2018 | Water column total dissolved nitrogen concentration; detection limit=1
| TDN |
| Discrete bottle samples collected at the Bermuda Atlantic Time-series Study (BATS) site in the Sargasso Sea from October 1988 through June 2024 | Total Nitrogen (prior to BATS 121, DON is reported instead of TN)
| TN |
| Benthic dissolved oxygen and nutrient fluxes from sediment core incubations conducted aboard the R/V Oceanus and R/V Robert G. Sproul during nine cruises from 2018-2022 from the Oregon and Washington shelf | The measured total dissolved nitrogen benthic flux of the incubated core
| TDN |
| Benthic flux data from sediment cores collected in the York River Estuary, VA in 2020 | flux of total dissolved nitrogen in dark
| TDN_1 |
| Benthic flux data from sediment cores collected in the York River Estuary, VA in 2020 | flux of total dissolved nitrogen in light
| TDN_2 |
| Survey biogeochemical data from R/V Atlantis AT32, AT34, AT38, and AT39-06 in the western North Atlantic Ocean (35°N to 57°N; 45°W) in Nov. 2015, May 2016, Sep 2017, Mar/Apr 2018 | Total Dissolved Nitrogen
| TDN |
| Survey biogeochemical data from R/V Atlantis AT32, AT34, AT38, and AT39-06 in the western North Atlantic Ocean (35°N to 57°N; 45°W) in Nov. 2015, May 2016, Sep 2017, Mar/Apr 2018 | Total Dissolved Nitrogen Standard Deviation
| TDN_sd |
| Algae, bacteria, DOC, inorganic and organic nutrients collected from the Richard B Gump Research Station at Moorea LTER from 2010-2011 (MCR LTER and Coral DOM projects) | Total dissolved nitrogen by HTCO in micromolar units. Glass fiber filtrate type GF/F (Whatman). (2011 data only.)
| TDN |
| BIOS-SCOPE survey biogeochemical data as collected on Atlantic Explorer cruises (AE1614, AE1712, AE1819, AE1916) from 2016 through 2019 | Total dissolved nitrogen concentration
| TDN |
| Water column data sampled aboard the R/V Pelican during August and September 2016 and May 2017 in Northern Gulf of Mexico, specifically the Louisiana Shelf region dominated by the discharge of the Mississippi River plume. | total dissolved nitrogen
| TDN |
| Consensus Reference Material Collection Data of marine dissolved organic matter collected in the Florida Strait between 2019 and 2023 | The maximum value of total dissolved nitrogen (TDN) concentrations. Reported similarly to the DOC values as described above but with units of micromoles nitrogen per liter. The precision is roughly 0.5 micromoles nitrogen per liter.
| TDN_Conc_uM_Max |
| Consensus Reference Material Collection Data of marine dissolved organic matter collected in the Florida Strait between 2019 and 2023 | The minimum value of total dissolved nitrogen (TDN) concentrations. Reported similarly to the DOC values as described above but with units of micromoles nitrogen per liter. The precision is roughly 0.5 micromoles nitrogen per liter.
| TDN_Conc_uM_Min |
| CTD and bottle data: TOM and nutrients from R/V Melville cruise MV1310 in the North Pacific Gulf of Alaska; 48N to 59N and 129W to 153W in 2013 (North Pacific RDOC project) | Total Dissolved Nitrogen
| TDN |
| Hemiaulus-Richelia physiological response to different nitrogen sources | total dissolved nitrogen concentration
| TDN_uM |
| Silica and nitrogen analyses from incubation experiments conducted using seagrass cores from 1m depth in Grand Bay in 2017. | Total dissolved nitrogen in the water sample
| TDN |
| Discrete data on hydrography (from CTD casts) and chemical analyses of dissolved nutrients and organic carbon on the Louisiana-Texas shelf in the Gulf of Mexico from R/V Pelican cruise 28 September – 11 October 2017 | Sample total dissolved nitrogen concentration
| TDN |
| Discrete data on hydrography (from CTD casts) and chemical analyses of dissolved nutrients and organic carbon on the Louisiana-Texas shelf in the Gulf of Mexico from R/V Acadiana cruise 18-21 September 2017 | Sample total dissolved nitrogen concentration
| TDN |
| Dissolved organic carbon and amino acid data from the NBP1207 cruise in Chile during 2012 | Total dissolved nitrogen
| TDN_uM |
| DOC, TDN, and Nutrients from the RVIB Nathaniel B. Palmer NBP1302 cruise in the Ross Sea during 2013 (TRACERS project) | TDN
| TDN |
| Dissolved organic carbon and total dissolved nitrogen from the formation fluids recovered from the CORKs installed at the North Pond; collected on Maria S. Merian cruise MSM20-5 in 2012 | Total dissolved nitrogen.
| TDN |
| Fall 2011 - Porewater Samples | TDN
| TDN |
| Fall 2011 - Water Column Samples | TDN
| TDN |
| Nutrient concentrations, microbiology (Vibrio abundance), trace metals, and environmental conditions from collection sites in the Florida Keys National Marine Sanctuary, 2014-2016 | Total dissolved nitrogen concentration determined using oxidative high temperature combustion-infrared analysis.
| TDN |
| Field physiochemical parameters including nutrient concentrations and nitrogen specific uptake rates from samples collected between 2017 and 2019 from the Arctic Ocean, California Coastal Current, and a Chesapeake Bay estuary | Total dissolved nitrogen in micromoles nitrogen per liter
| Total_Dissolved_N |
| Field physiochemical parameters including nutrient concentrations and nitrogen specific uptake rates from samples collected between 2017 and 2019 from the Arctic Ocean, California Coastal Current, and a Chesapeake Bay estuary | One standard deviation of Total_Dissolved_N
| Total_Dissolved_Nz_Std |
| Hydrologic data from field sampling sites in the Neuse River Estuary, Pamlico Sound, and Onslow Bay in the coastal North Atlantic, offshore from North Carolina, USA, in 2021 and 2022 | Total dissolved nitrogen concentration (organic plus inorganic species in micrograms of nitrogen per liter).
| TDN |
| Geochemical measurements of porewater from sediment push core samples in the Gulf of California during R/V Falkor cruise FK190211 in 2019 | Total Dissolved Nitrogen. Method detection limit = 1
| TDN |
| Geochemical measurements of CTD and Alvin Niskin samples collected in the Gulf of California during R/V Falkor cruise FK190211 in 2019 | Total Dissolved Nitrogen. Method detection limit = 1
| TDN |
| Summary geochemistry and radiotracer rates for 30 marine sediment cores covering eight sites and four geochemical regimes | total dissolved nitrogen
| tdn_micro_m |
| Metagenomic, metatranscriptomics and 16S rRNA gene sequence data from diel sampling at Groves Creek Marsh, Skidaway Island, GA during July 2014 | TDN
| TDN |
| Water column nitrate+nitrite d15N and d18O and total dissolved nitrogen d15N measurements from R/V Ka`imikai-O-Kanaloa cruise KOK1806 (HOT LAVA) in July 2018 | Total dissolved nitrogen concentration; measured in Karl lab at U. Hawaii using uv-oxidation and subsequent colorimetric analysis
| Karl_TDN |
| Niskin bottle water samples and associated CTD measurements from the Hawaii Ocean Time-Series cruises from 1988-2023 | Total Dissolved Nitrogen (TDN)
| TDN |
| Hurricane Harvey impacts on biogeochemistry of water assessed using samples collected in Mission-Aransas Estuary in south Texas from June 2017 to March 2019 | Total Dissolved Nitrogen
| TDN |
| S-CAN and geochemical data for Groves Creek from 2013-10-16 to 2015-02-26 | total dissolved nitrogen (TDN)
| TDN_uM |
| SSU rRNA gene sequences from marine sediments, marine subseafloor, and deep seawater sampled from the Juan de Fuca Ridge Flank from various R/V Atlantis cruises from 2008-2011 (microJdFR project) | total dissolved nitrogen (TDN)
| TDN |
| Dissolved N2O and aquatic nutrient concentrations from 4 field sites in Bogue Sound, North Carolina collected from 2014 to 2015. | TN concentration
| TN |
| Biological, chemical, and physical water quality indicators of the Neuse River, North Carolina from 2008 through 2013 | Total dissolved nitrogen concentration organic plus inorganic species
| TDN |
| Nutrient concentrations and stable isotope values for groundwater in nearshore shelf waters off Charleston, SC from June 2018 to August 2019 | Total dissolved nitrogen for groundwater
| TDN_well_water |
| Reef seawater biogeochemistry data from samples collected in the Jardines de la Reina reef-system, Cuba in November of 2017 | Dissolved nitrogen
| DN |
| Experimental results: Remineralization experiments to assess the ability of natural assemblages of bacteria to utilize DOM produced under Si and N limitation (SBDOM project, SBC LTER project) | Total dissolved nitrogen.
| TDN |
| Fluorescence spectra from exudation experiments in outdoor tanks with Sargassum samples collected off the coast of Bermuda and in the Sargasso Sea in 2016 | TDN concentration normalized to V and biomass
| TDN_mg_g |
| Fluorescence spectra from exudation experiments in outdoor tanks with Sargassum samples collected off the coast of Bermuda and in the Sargasso Sea in 2016 | TDN concentration
| TDN_mg_L |
| Site descriptions and physical environmental conditions in coral microbiomes in the Florida Keys during 2013 (Coral Microbial Relationships project) | Total nitrogen concentration
| total_nitrogen |
| Flow through sediment core incubations for nitrogen concentration and isotopic fluxes collected in 2013 on the Island of Sylt, Germany in the North Sea. | Effluent total dissolved nitrogen
| Effluent_TDN |
| 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) | total dissolved nitrogen concentration
| TDN |
| 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) | total dissolved nitrogen concentration
| TDN |
©2020 Biological and Chemical Oceanography Data Management Office.