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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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Critical Habitat Areas for Shorebirds

See places designated or proposed by USFWS to protect species including red knot, piping plover

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NMFS Critical Habitat Areas

View active and proposed areas for sturgeon, salmon, right whales and green sea turtles

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Proposed Changes to Aids to Navigation

View map of buoys under consideration to be discontinued by Coast Guard District 1

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NOAA BlueTopo

NOAA compilation of the nation's best available bathymetric data now covers the Mid-Atlantic

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Download the MARCO Portal Mobile App

Access ocean maps quickly and easily on iOS and Android devices with our free app


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View Maps

Browse over 6,000 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
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Portal Mobile App

Download our free app to quickly and easily view ocean maps on iOS and Android devices

Welcome to the Mid-Atlantic Ocean Data Portal, an ocean planning resource center, and the Marine Planner, an Interactive mapping tool.

portal@midatlanticocean.org

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  • About the Portal
  • Visit MARCO

News

  • Blog
  • Ocean Stories
  • Calendar
  • Current Agency Actions

Data

  • Catalog
  • Resources and Data Links
  • Groups

Help

  • How to Use the Portal
  • Webinars
  • Case Studies
  • Join

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