• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-07-16T14:20:00.000+00:00

Aerial surveys of coastal Alaska are the primary method for estimating abundance of harbor seals. A particular challenge associated with aerial surveys of harbor seals is maintaining consistent...

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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: 2025-05-15T19:15:50.000+00:00

Scientists from the Midwater Assessment and Conservation Engineering (MACE) Program of the Alaska Fisheries Science Center (AFSC) Resource Assessment and Conservation Engineering (RACE) Division...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-05-15T19:15:50.000+00:00

Scientists from the Midwater Assessment and Conservation Engineering (MACE) Program of the Alaska Fisheries Science Center's (AFSC) Resource Assessment and Conservation Engineering (RACE) Division...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2018-03-24T00:00:00.000+00:00

Scientists from the Midwater Assessment and Conservation Engineering (MACE) Program of the Alaska Fisheries Science Center"s (AFSC) Resource Assessment and Conservation Engineering (RACE) Division...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2015-02-03T00:00:00.000+00:00

This dataset provides counts of harbor seals from aerial surveys over Iliamna Lake, Alaska, USA. The data have been collated from three previously published sources (Mathisen and Kline 1992; Small...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-05-15T19:15:50.000+00:00

Scientists from the Midwater Assessment and Conservation Engineering (MACE) Program of the Alaska Fisheries Science Center (AFSC) Resource Assessment and Conservation Engineering (RACE) Division...

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• Organization: Department of the Interior
• Updated: 2020-08-27T00:00:00Z

Airborne electromagnetic (AEM) and magnetic survey data were collected during June 2012 along 556 line-kilometers over Iliamna Volcano, Alaska. These data were collected in support of alteration...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2017-08-14T00:00:00.000+00:00

Scientists from the Midwater Assessment and Conservation Engineering (MACE) Program of the Alaska Fisheries Science Center's (AFSC) Resource Assessment and Conservation Engineering (RACE) Division...

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• Organization: Department of the Interior
• Updated: 2026-02-13T00:00:00Z

Boreal Partners in Flight developed the Alaska Landbird Monitoring Survey (ALMS) primarily to monitor breeding populations of landbirds in the vast off-road areas of Alaska in conjunction with...

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• Organization: Department of the Interior
• Updated: 2022-09-19T00:00:00Z

These metadata describe ship navigation tracklines from a 2018 multibeam echosounder survey near Noyo Submarine Canyon and vicinity, southeast Alaska. Data were collected by the National Oceanic...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2013-09-09T00:00:00.000+00:00

The Alaska Fisheries Science Center's Status of Stocks and Multispecies Assessment (SSMA) Programs Fishery Interaction Team (FIT) conducted a fish survey in the marine offshore waters of the...

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• Organization: Department of the Interior
• Updated: 2022-09-19T00:00:00Z

These metadata describe ship navigation tracklines from a 2017 multibeam echosounder survey near Noyo Submarine Canyon and Dixon Entrance, southeast Alaska. Data were collected by the National...

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• Organization: Department of the Interior
• Updated: 2022-09-19T00:00:00Z

These metadata describe navigation tracklines from a 2015 multibeam echosounder survey near Cross Sound, southeast Alaska. Data were collected by the U.S. Geological Survey (USGS) and the Alaska...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2014-03-13T00:00:00.000+00:00

The Midwater Assessment and Conservation Engineering (MACE) program of NOAA National Marine Fisheries Service (NMFS), Alaska Fisheries Science Center (AFSC) conducted an acoustic-trawl (AT) stock...

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• Organization: Department of the Interior
• Updated: 2020-08-27T00:00:00Z

Airborne electromagnetic (AEM) and magnetic survey data were collected during June 2012 along 556 line-kilometers over Iliamna Volcano, Alaska. These data were collected in support of alteration...

• xml
• xml

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2015-06-18T00:00:00.000+00:00

This dataset provides counts of harbor seals from aerial surveys over Lake Iliamna, Alaska, USA. The data have been collated from three previously published sources (Mathisen and Kline 1992; Small...

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• +2 more

• Organization: Department of the Interior
• Updated: 2024-09-18T00:00:00Z

The Porcupine River fixed wing aeromagnetic geophysical survey is located in eastern Alaska, along the Canadian border, in the Sheenjek and Black mining districts. This survey is located about 135...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2013-02-07T00:00:00.000+00:00

The Midwater Assessment and Conservation Engineering (MACE) program of NOAA National Marine Fisheries Service (NMFS), Alaska Fisheries Science Center (AFSC) conducted acoustic-trawl (AT) stock...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2015-03-15T00:00:00.000+00:00

The Midwater Assessment and Conservation Engineering (MACE) program of NOAA National Marine Fisheries Service (NMFS), Alaska Fisheries Science Center (AFSC) conducted an acoustic-trawl (AT) stock...

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