• Organization: Department of the Interior
• Updated: 2020-08-21T00:00:00Z

Rapid advances in video technology are enabling new strategies for species abundance estimation. Here we provide estimates of fish abundance derived from video data collected in a series of stream...

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• Organization: Department of the Interior
• Updated: 2022-06-07T00:00:00Z

This data release includes data and metadata describing 1) the rule set used to create vegetation type categories for the Great Basin; 2) estimation and validation data used to fit models of...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-03-31

Abstract—Air quality information is increasingly becoming a public health concern, since some of the aerosol particles pose harmful effects to peoples health. One widely available metric of...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2004-01-01T00:00:00.000+00:00

Estimates of harbor porpoise population size in the main basin of Puget Sound. This abundance will be derived from established methodology for marine mammal abundance estimation. Updates to...

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• Organization: Department of the Interior
• Updated: 2024-06-13T00:00:00Z

A shapefile representing greater sage-grouse (hereafter sage-grouse) space use and lek abundance in the Bi-State Distinct Population Segment (DPS) of California and Nevada. These data were derived...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2024-04-17T22:41:39.000+00:00

This dataset supports efforts to estimate the abundance and trends in population size of Alaska harbor seals. Annual surveys of harbor seal populations are fundamental to estimation of seal...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2024-04-17T22:40:21.000+00:00

This dataset supports efforts to estimate the abundance and trends in population size of Alaska harbor seals. Annual surveys of harbor seal populations are fundamental to estimation of seal...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2008-01-01T00:00:00.000+00:00

Videogrammetry data taken in 2007 are used for a study of fish within coral reef ecosystems. We attempted to generate or find information on abundance, growth, sex-specific size-at­-maturity,...

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• Organization: Department of the Interior
• Updated: 2024-12-16T00:00:00Z

Acoustic recorders can detect the presence of birds and these detections may be used for the purpose of population abundance or estimation. This monitoring project compared the abundance of...

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• Organization: Department of the Interior
• Updated: 2025-09-29T00:00:00Z

A raster representing Greater Sage-grouse (hereafter sage-grouse) space-use and lek abundance. A higher pixel value corresponds to a greater amount of likelihood that the area is utilized by...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2021-07-01T00:00:00.000+00:00

The NOAA National Marine Fisheries Service Southeast Fisheries Science Center conducted a common bottlenose dolphin (Tursiops truncatus) photo-identification mark-recapture and biological sampling...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2016-10-31T00:00:00.000+00:00

These data describe the first comprehensive study to quantitatively assess impacts of the explosive removal of offshore oil and gas structures on fish. The most severely impacted fish species at...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2019-08-01

The Piscine Stream Community Estimation System (PiSCES) provides users with a hypothesized fish community for any stream reach in the conterminous United States using information obtained from...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2008-05-19T00:00:00.000+00:00

Videogrammetry data taken in 2007 are used for a study of fish within coral reef ecosystems. We attempted to generate or find information on abundance, growth, sex-specific size-at maturity,...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2007-07-21T00:00:00.000+00:00

Belt transects along 2 consecutively-placed, 25m transect lines were surveyed as part of Rapid Ecological Assessments conducted at 12 sites at Kauai Island in the Main Hawaiian Islands in July,...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2008-08-05T00:00:00.000+00:00

Belt transects along 2 consecutively-placed, 25m transect lines were surveyed as part of Rapid Ecological Assessments conducted at 2 sites at Kaula Rock in the Main Hawaiian Islands in August,...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2007-08-03T00:00:00.000+00:00

Belt transects along 2 consecutively-placed, 25m transect lines were surveyed as part of Rapid Ecological Assessments conducted at 6 sites at Lanai Island in the Main Hawaiian Islands in August,...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2007-07-19T00:00:00.000+00:00

Belt transects along 2 consecutively-placed, 25m transect lines were surveyed as part of Rapid Ecological Assessments conducted at 10 sites at Oahu in the Main Hawaiian Islands in July, 2005 from...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2008-08-18T00:00:00.000+00:00

Belt transects along 2 consecutively-placed, 25m transect lines were surveyed as part of Rapid Ecological Assessments conducted at 17 sites at Hawaii Island in the Main Hawaiian Islands in August...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2008-08-07T00:00:00.000+00:00

Belt transects along 2 consecutively-placed, 25m transect lines were surveyed as part of Rapid Ecological Assessments conducted at 2 sites at Oahu Island in the Main Hawaiian Islands in July and...