Catalog - Data.gov

Found 24 datasets matching "delta N-15".

Federal
Nitrogen content and delta N-15 of marine algae and associated waters of Maui, Hawaii, from 2012-07-28 to 2014-04-01 (NCEI Accession 0156294)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2016-08-12T00:00:00.000+00:00
This dataset includes nutrient data related to algal and water samples collected between 2012 and 2014 on Maui, Hawaii, as part of the University of Hawaii SeaGrant Project R/HE-17. Algal tissue...
- none
- none
- none
- none
- none
- none
- +2 more
Search relevance: 129.12 | Views last month: 0
Federal
Lake Lanier Carbon, Nitrogen, totals and stable isotopes
- Organization: Department of the Interior
- Updated: 2021-06-22T00:00:00Z
Total carbon and nitrogen concentrations, and delta carbon-13 and delta nitrogen-15 stable isotope ratios, were determined in sediment samples to potentially identify the sources of organic matter...
- xml
- xml
Search relevance: 53.80 | Views last month: 0
Federal
Stable isotope data for Ammonium loss microbiologically mediated by Fe(III) and Mn(IV) reduction along a coastal lagoon system
- Organization: U.S. Environmental Protection Agency
- Updated: 2022-11-07
These data are carbon and nitrogen content and stable isotope measurements of sediments from a lagoon in the Baja California Peninsula. The %N column gives the percent nitrogen, the delta-15-NAir...
- pdf
Search relevance: 51.42 | Views last month: 0
Federal
Metadata
- Organization: U.S. Environmental Protection Agency
- Updated: 2023-08-11
Dataset includes CMAQ predicted results. This dataset is not publicly accessible because: Shanghai Jiao Tong University created the dataset - EPA does not have the dataset. It can be accessed...

Search relevance: 48.73 | Views last month: 0
Federal
Delta Mendota Canal At Bass Avenue Ammonia (as N) ug/L Time Series Data
- Organization: Department of the Interior
- Updated: 2021-06-30T17:26:53Z
Measurements of Ammonia (as N) collected at Delta Mendota Canal At Bass Avenue. Currently collected twice a year, previously collected quarterly. Access further information for this data set by...
- html
- html
- api
Search relevance: 40.34 | Views last month: 0
Federal
Delta Mendota Canal At Bass Avenue Nitrate+Nitrite (as N) ug/L Time Series Data
- Organization: Department of the Interior
- Updated: 2021-06-30T17:26:53Z
Measurements of Nitrate+Nitrite (as N) collected at Delta Mendota Canal At Bass Avenue. Currently collected twice a year, previously collected quarterly. Access further information for this data...
- html
- html
- api
Search relevance: 39.86 | Views last month: 0
Federal
Water Data for Nisqually River Delta at Site D2
- Organization: Department of the Interior
- Updated: 2020-08-27T00:00:00Z
An upward-looking acoustic Doppler velocity meter (ADVM, SonTek SW, 3.0 MHz) located in a tidal channel of the Nisqually River Delta at site D2 (N 47d 05’ 37.2”/W 122d 42’ 56.4”) measured water...
- xml
- xml
Search relevance: 38.64 | Views last month: 0
Federal
Water Data for Nisqually River Delta at Site D3 (ver. 1.1, December, 2019)
- Organization: Department of the Interior
- Updated: 2020-08-27T00:00:00Z
An upward-looking acoustic Doppler velocity meter (ADVM, SonTek SW, 3.0 MHz) located in a tidal channel of the Nisqually River Delta at site D3 (N 47d 05’ 36.5”/W 122d 42’ 42.9”) measured water...
- xml
- xml
Search relevance: 38.55 | Views last month: 0
Federal
Water Data for Nisqually River Delta at Site D1
- Organization: Department of the Interior
- Updated: 2020-08-27T00:00:00Z
An upward-looking acoustic Doppler velocity meter (ADVM, SonTek SW, 3.0 MHz) located in a tidal channel of the Nisqually River Delta at site D1 (N 47d 05’ 37”/W 122d 43’ 17”) measured water level...
- xml
- xml
Search relevance: 35.91 | Views last month: 0
Federal
Water Data for Nisqually River Delta at Site D4 (ver. 1.1, December, 2019)
- Organization: Department of the Interior
- Updated: 2020-08-27T00:00:00Z
An upward-looking acoustic Doppler velocity meter (ADVM, SonTek SW, 3.0 MHz) located in a tidal channel of the Nisqually River Delta at site D4 (N 47d 05’ 37”/W 122d 42’ 18.7”) measured water...
- xml
- xml
Search relevance: 33.05 | Views last month: 0
Federal
Data from: Phenotypic and nodule microbial diversity among crimson clover (Trifolium incarnatum L.) accessions
- Organization: Department of Agriculture
- Updated: 2025-11-22
Phenotypic evaluation of 37 crimson clover (Trifolium incarnatum L.) accessions from the US National Plant Germplasm System. Focus of the trial was on traits important for cover crop performance,...
- csv
- csv
- csv
- csv
- none
Search relevance: 28.41 | Views last month: 2
Federal
Shallow Sediment Geochemical Data for the Cache Creek Settling Basin, Yolo County, California
- Organization: Department of the Interior
- Updated: 2021-08-04T00:00:00Z
This dataset includes shallow surface sediment (top 0–2 cm interval) constituent concentration data (primarily) and microbial methylmercury production potential rate data (limited) collected from...
- xml
- xml
Search relevance: 26.59 | Views last month: 0
Federal
IBEX Low Energy Neutral Atom Imager (Lo) Data Release 07, not Compton-Getting corrected, Survival Probability corrected, Omnidirectional, West Longitude Ecliptic Maps, Level H3 (H3), semiannually averaged Data
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-16
* 1: The Interstellar Boundary Explorer (IBEX) has operated in space since 2008 updating our knowledge of the outer heliosphere and its interaction with the local interstellar medium. Start-time:...
- html
- none
- none
Search relevance: 18.30 | Views last month: 1
Federal
IBEX Low Energy Neutral Atom Imager (Lo) Data Release 07, not Compton-Getting corrected, not Survival Probability corrected, Omnidirectional, West Longitude Ecliptic Maps, Level H3 (H3), semiannually averaged Data
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-16
* 1: The Interstellar Boundary Explorer (IBEX) has operated in space since 2008 updating our knowledge of the outer heliosphere and its interaction with the local interstellar medium. Start-time:...
- html
- none
- none
Search relevance: 18.29 | Views last month: 1
Federal
IBEX Low Energy Neutral Atom Imager (Lo) Data Release 10, not Compton-Getting corrected, Survival Probability corrected, Omnidirectional, West Longitude Ecliptic Maps, Level H3 (H3), semiannually averaged Data
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-16
* 1: The Interstellar Boundary Explorer (IBEX) has operated in space since 2008 updating our knowledge of the outer heliosphere and its interaction with the local interstellar medium. Start-time:...
- html
- none
- none
Search relevance: 18.29 | Views last month: 0
Federal
IBEX Low Energy Neutral Atom Imager (Lo) Data Release 10, not Compton-Getting corrected, not Survival Probability corrected, Omnidirectional, West Longitude Ecliptic Maps, Level H3 (H3), semiannually averaged Data
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-16
* 1: The Interstellar Boundary Explorer (IBEX) has operated in space since 2008 updating our knowledge of the outer heliosphere and its interaction with the local interstellar medium. Start-time:...
- html
- none
- none
Search relevance: 18.07 | Views last month: 1
Federal
IBEX Low Energy Neutral Atom Imager (Lo) Data Release 17, Compton-Getting corrected, Survival Probability corrected, Ram direction, West Longitude Ecliptic Maps, Level H3 (H3), annually averaged Data
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-16
* 1: The Interstellar Boundary Explorer (IBEX) has operated in space since 2008 updating our knowledge of the outer heliosphere and its interaction with the local interstellar medium. Start-time:...
- html
- none
- none
Search relevance: 15.53 | Views last month: 0
Federal
IBEX Low Energy Neutral Atom Imager (Lo) Data Release 17, Compton-Getting corrected, not Survival Probability corrected, Omnidirectional, West Longitude Ecliptic Maps, Level H3 (H3), annually averaged Data
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-16
* 1: The Interstellar Boundary Explorer (IBEX) has operated in space since 2008 updating our knowledge of the outer heliosphere and its interaction with the local interstellar medium. Start-time:...
- html
- none
- none
Search relevance: 15.53 | Views last month: 0
Federal
IBEX Low Energy Neutral Atom Imager (Lo) Data Release 17, Compton-Getting corrected, Survival Probability corrected, Omnidirectional, West Longitude Ecliptic Maps, Level H3 (H3), annually averaged Data
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-16
* 1: The Interstellar Boundary Explorer (IBEX) has operated in space since 2008 updating our knowledge of the outer heliosphere and its interaction with the local interstellar medium. Start-time:...
- html
- none
- none
Search relevance: 15.52 | Views last month: 0
Federal
IBEX Low Energy Neutral Atom Imager (Lo) Data Release 17, not Compton-Getting corrected, not Survival Probability corrected, Ram direction, West Longitude Ecliptic Maps, Level H3 (H3), annually averaged Data
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-16
* 1: The Interstellar Boundary Explorer (IBEX) has operated in space since 2008 updating our knowledge of the outer heliosphere and its interaction with the local interstellar medium. Start-time:...
- html
- none
- none
Search relevance: 15.50 | Views last month: 0

Filter selections are applied on each click