• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

The Konza Natural Research Area is a tallgrass prairie in a biologically heterogeneous environment that is rich in native plant species. Species composition is extremely variable over sites...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2018-10-22T00:00:00.000+00:00

This study evaluates the effects of thinning regimes designed to accelerate the development of late-successional forest structure for the benefit of salmon and other ESA-listed species. The focus...

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• Organization: Department of the Interior
• Updated: 2022-03-23T00:00:00Z

This dataset contains single nucleotide polymorphism (SNP) information for aquatic insect species collected in tributaries of the Colorado River in Grand Canyon (Arizona, USA), as well as SNP...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2015-01-01T00:00:00.000+00:00

SWFSC is developing tools for estimation of limit reference points for marine turtles. These tools are being applied initially to estimate a limit reference point for western Pacific leatherback...

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• Organization: National Institute of Standards and Technology
• Updated: 2017-06-21

The NIST Chemistry WebBook provides users with easy access to chemical and physical property data for chemical species through the internet. The data provided in the site are from collections...

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• Organization: Department of the Interior
• Updated: 2024-10-08T00:00:00Z

This data package contains North Coast and Cascades Network (NCCN) Inventory and Monitoring Program fish assemblages tabular data collected during 1994-2011 in Olympic National Park (OLYM). The...

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• Organization: Department of the Interior
• Updated: 2021-12-06T00:00:00Z

An Access database containing wildlife observations from staff / visitors / survey efforts and reference material. There is a "vertebrates", an "invertebrates" and a "roadkill" table. Contains...

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• Organization: National Institute of Standards and Technology
• Updated: 2016-09-02 00:00:00

SRM 3669 Arsenic Species in Frozen Human Urine (Elevated Levels) - This Standard Reference Material (SRM) is intended primarily for validating analytical methods and measurements for the...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-11-12T18:38:31.000+00:00

The Annual Catch Limit (ACL) dataset within the Species Information System (SIS) contains information and data related to management reference points and catch data.

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2017-12-29T00:00:00.000+00:00

This dataset contains a number of files related to a project that characterizes the sensitivity of the Puget Sound ecosystem to ocean acidification by estimating, at a number of taxonomic levels,...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-10-07T23:25:14.000+00:00

Removal of two dams on the Elwha River, Washington will help restore natural sediment processes to the coastal environment near the river mouth. We are interested in the responses of fish...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2020-01-01T00:00:00.000+00:00

Diet studies are fundamental for understanding trophic connections in marine ecosystems. In the southeastern US, the common bottlenose dolphin Tursiops truncatus is the predominant marine mammal...

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• Organization: U.S. Department of Health & Human Services
• Updated: 2025-07-16

Gene integrates information from a wide range of species. A record may include nomenclature, Reference Sequences (RefSeqs), maps, pathways, variations, phenotypes, and links to genome-,...

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• Organization: Department of the Interior
• Updated: 2024-11-20T00:00:00Z

This dataset consists of five tables, 1) shorebird morphological measurements collected from various species captured from 1895-2021, 2) taxonomy, 3) contributors, 4) sampling locations, and 5)...

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• Organization: National Institute of Standards and Technology
• Updated: 2005-11-01 00:00:00

This database contains the rotational spectral lines observed and reported in the open literature for 121 diatomic molecules through July 2002. The isotopic molecular species, assigned quantum...

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• Organization: Department of the Interior
• Updated: 2024-07-31T00:00:00Z

This data set is comprised of one table with sampling information and NCBI BioProject accession numbers for sequence information of this amplicon-based study targeting Loon (Gavia sp.) and fish...

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• Organization: Department of the Interior
• Updated: 2024-08-02T00:00:00Z

This release provides results of an environmental DNA (eDNA) study of fish identified in seven Alaskan lakes, three streams, and a positive control. Samples included replicates for multiple...

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• Organization: Department of the Interior
• Updated: 2020-01-01T00:00:00Z

This reference archives tabular data collected for Moth (Lepidoptera) Inventory survey (PRIMR Survey ID: TBD). Butterfly counts were performed at Bear Lake NWR to provide an annual butterfly...

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• Organization: Department of the Interior
• Updated: 2023-01-11T00:00:00Z

LANDFIRE's (LF) Remap Succession Class (SClass) categorizes current vegetation composition and structure into up to five successional classes, with successional classes defined in the appropriate...

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• Organization: Department of the Interior
• Updated: 2023-08-31T00:00:00Z

Amphibians are among the most sensitive taxa to climate change, and species inhabiting arid and semiarid landscapes at the extremes of their range are especially vulnerable to periods of drought....

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