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Every map tells a story. We help you tell yours.

Take a quick tour of this state-of-the art ocean mapping and information resource
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Seafloor Habitat Data

Theme created for Portal’s growing collection of Seafloor Habitat maps; new layer shows modeled shoals in federal waters
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Impaired Waters

Click local rivers, estuaries and ocean areas on map for links to EPA water quality reports
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New York Proposed Artificial Reef Expansions

Find sites in ocean, Long Island Sound being evaluated for new and expanded reef zones
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Virginia Offshore Wind Turbine Locations

The first turbines in U.S. federal waters are now producing power off the coast of Virginia Beach
Sample map

View Maps

Browse over 5,000 maps showing fishing grounds, marine life habitats and much more in Marine Planner
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How to Use the Portal

Browse our library of tutorial materials, webinars and Portal use case studies
DE Training

Collaborate

Work with friends in a Group, schedule a Portal training, or share your feedback and questions with us