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

These data represent the measurements of length and mouth gape from large juvenile and adult wild-caught and small juvenile hatchery origin black carp, and the results of laboratory size...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2017-07-26T00:00:00.000+00:00

Atlantic sharpnose shark Rhizoprionodon terraenovae diet is described from Crooked Island Sound, an embayment of the northeast Gulf of Mexico. Diet was assessed by life-stage and quantified using...

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• Organization: Department of the Interior
• Updated: 2022-08-31T00:00:00Z

Using a bioenergetic model, demographic data for the Rainbow Trout (Oncorhynchus mykiss) population were compiled and used to estimate total prey consumption in the Colorado River, Glen Canyon ,...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-05-15T19:15:47.000+00:00

This dataset is part of a laboratory experiment, which evaluated how varying prey densities (year-0 blue king crabs) and habitat type (shell and sand) affect the functional response of year-1 blue...

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• Organization: Department of the Interior
• Updated: 2024-12-05T00:00:00Z

These data describe observations of sea otter foraging behavior in Glacier Bay National Park and Preserve. Data consist of dive and surface times, success in prey retrieval, prey item, prey...

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• Organization: Department of the Interior
• Updated: 2020-11-25T00:00:00Z

This data is part of the Gulf Watch Alaska (GWA) long term monitoring program, benthic monitoring component and a seasonal diet study in Kenai Fjords National Park. The dataset is a comma...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2016-04-19T00:00:00.000+00:00

From 1986 to 1999, The National Marine Mammal Laboratories' California Current Ecosystem Program (AFSC/NOAA) collected fecal samples and stomachs of male California sea lions from Washington. Scat...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-05-15T19:15:56.000+00:00

From 1986 to 1999, The National Marine Mammal Laboratories' California Current Ecosystem Program (AFSC/NOAA) collected fecal samples and stomachs of male California sea lions from Washington. Scat...

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• Organization: Department of the Interior
• Updated: 2024-07-30T00:00:00Z

This data release includes Lake Ontario prey fish data including species captured, relative abundance, spatial distribution, size structure, and age data from the April or spring prey fish bottom...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2014-07-24T00:00:00.000+00:00

Cruise NF-12-05-SBNMS (Stellwagen Bank National Marine Sanctuary) (EK60). The project will place synchronous motion, acoustic recording tags on humpback and fin whales, while concurrently...

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

One CSV file with data from basic field surveys of southern sea otters at five sites in California, USA, including (from north to south) Elkhorn Slough, Monterey, Big Sur, Piedras Blancas, and San...

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• Organization: Department of the Interior
• Updated: 2025-01-24T00:00:00Z

This data release includes Lake Ontario prey fish data including species captured, relative abundance, spatial distribution, size structure, and age data from the April or spring prey fish bottom...

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• Organization: Department of the Interior
• Updated: 2024-04-04T00:00:00Z

Dataset contains sampling information (site, location, and date of sampling) for largemouth bass and silver carp captured in La Grange Pool of the Illinois River during 2015 used to determine the...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2017-01-01T00:00:00.000+00:00

Sharks may have an important role in marine ecosystems in relation to populations of fish and invertebrates at lower trophic levels. Fishery management plans stress the need for an ecosystem...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2024-02-29T00:00:00.000+00:00

Adult male and female northern fur seals (Callorhinus ursinus) are sexually segregated in different regions of the North Pacific Ocean and Bering Sea during their winter migration. Explanations...

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• Organization: Department of the Interior
• Updated: 2025-04-28T00:00:00Z

These data provide information in support of the creation of a bioenergetic model to estimate winter prey consumption by Barrow’s Goldeneye (Bucephala islandica). One table consists of mass and...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2019-05-28T00:00:00.000+00:00

The Marine Mammal Laboratory (MML) Food Habits Reference Collection, containing over 1000 specimens of cephalopod beaks and fish bones and otoliths, is used to identify undigested prey remains...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-05-15T19:16:15.000+00:00

Sampling juvenile salmon and associated fishes in open waters of the lower Columbia River estuary. Field work includes bi-weekly sampling during the spring outmigration (Apr-June), and monthly...

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• Organization: Department of the Interior
• Updated: 2025-04-01T00:00:00Z

This data release includes Lake Ontario prey fish data including species captured, relative abundance, spatial distribution, size structure, and age data from the April or spring prey fish bottom...

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• xml