• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1977-05-17T00:00:00.000+00:00

The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe navigation and to provide...

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• Organization: Department of the Interior
• Updated: 2020-09-22T00:00:00Z

This dataset consists of one data file (Carman_Et_al_Tunicate_2017_survey_on_eelgrass_quad_data_final) and one definitions file...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2014-05-07T00:00:00.000+00:00

The Phytoplankton Monitoring Network (PMN) is a part of the National Centers for Coastal Ocean Science (NCCOS). The PMN was created as an outreach program to connect volunteers and professional...

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• Organization: Department of the Interior
• Updated: 2020-08-19T00:00:00Z

The US Geological Survey, in cooperation with the National Park Service, mapped 35 7.5-minute quadrangles, within a 2-mile-wide+ corridor centered on the Parkway, from BLRI (Blue Ridge Parkway)...

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• Organization: Department of the Interior
• Updated: 2026-01-20T00:00:00Z

National Park Service Unit tract polygons

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• Organization: Department of the Interior
• Updated: 2026-02-05T00:00:00Z

National Park Service unit points.

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• Organization: Federal Geographic Data Committee
• Updated: 2019-09-30

National Park Service unit boundaries.

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