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Parameter: 15N of nitrate plus nitrite

Short Description: delta 15N NO3+NO2

Short Name: d15N_NO3NO2

Official Name: 15N of nitrate plus nitrite

Units: per mil versus air

No Data Value: nd

Description

delta 15N of nitrate plus nitrite

Parameter Occurences in Datasets (11)

Dataset	PI-Supplied Description	PI-Supplied Name
Nutrients, nitrate isotopes, and DON isotopes data from samples collected in the Gulf of Mexico on R/V Nancy Foster cruises NF1704 and NF1802 in May 2017 and May 2018	Nitrogen isotopic composition of nitrate+nitrite in a sample	NO3_NO2_d15N
Natural abundance of 15N and 18O measured in samples collected over the continental shelf west of the Antarctic Peninsula on cruise LMG1801 from January to February 2018	d15N value of the NO2 + NO3 in the sample as determined by the denitrifier method, units of parts per thousand (o/oo or per mil). Replicate determinations are retained but were averaged for use in calculating oxidation rates.	d15N
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	Nitrate+nitrite d15N	Knapp_NO3_NO2_d15N
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	Standard deviation of Knapp_NO3_NO2_d15N	Knapp_NO3_NO2_d15N_std_dev
Nitrate + nitrite concentration and d15N from the Eastern Tropical South Pacific collected on the R/V Atlantis (AT15-61) and R/V Melville (MV1104) in 2010-2011 (N2 fixation ETSP project, Microbial Nitrification project)	delta 15N of nitrate + nitrite, reported in units of permil vs. atmospheric N2	del15N_NO3NO2
Water column nitrate+nitrite d15N measurements from R/V L'Atalante in the southwest Pacific Ocean between New Caledonia and Tahiti from February to March 2015	nitrate+nitrite d15N (NO3-+NO2- d15N)	NO3_NO2_d15N
Water column nitrate+nitrite d15N measurements from R/V L'Atalante in the southwest Pacific Ocean between New Caledonia and Tahiti from February to March 2015	nitrate+nitrite d15N standard deviation	NO3_NO2_d15N_1_SD
Planktic foraminifer tissue and shell d15N from net tows on R/V S.A. Agulhas II cruises VOY016 and VOY019 in the Southern Ocean south of Africa during 2015-2016	Average d15N. d15N is the nitrogen isotopic composition of a sample (nitrate+nitrite) expressed in delta notation (d15N in units of per mil, ‰) relative to atmospheric N2, where d15N = {[(15N/14N)sample/(15N/14N)atmN2] – 1} × 1000	d15N_avg_nitrate_nitrite
Nitrate+nitrite and nitrate-only d15N from R/V S.A. Agulhas II cruises VOY016 and VOY019 in the Southern Ocean south of Africa during 2015-2016	Average d15N. d15N is the nitrogen isotopic composition of a sample (nitrate+nitrite) expressed in delta notation (d15N in units of per mil, ‰) relative to atmospheric N2, where d15N = {[(15N/14N)sample/(15N/14N)atmN2] – 1} × 1000	d15N_avg_nitrate_nitrite
Nitrate+nitrite and nitrate-only d15N from R/V S.A. Agulhas II cruises VOY016 and VOY019 in the Southern Ocean south of Africa during 2015-2016	Standard deviation of d15N (nitrate+nitrite)	d15N_stdev_nitrate_nitrite
Water column nitrate plus nitrite d15N measurements from seawater collected in November 2019 and November 2020 in the Western Tropical South Pacific	Nitrogen isotopic composition of nitrate plus nitrite with respect to nitrogen in air (NO3- + NO2- d15N vs. N2 in air)	NO3_NO2_d15N