Public Comment Opportunity: New England Shelf Hydrogeology Expedition

The New England Shelf Hydrogeology Expedition (“Proposed Action”) is an investigation to be funded by the U.S. National Science Foundation (NSF) and International Ocean Drilling Programme to understand the sources, distribution, and movement of freshwater beneath the...

Reorganized Data for Marine Endangered Species Critical Habitats

The Northeast Ocean Data Portal has updated and reorganized the data depicting federally designated critical habitats for marine endangered species. Critical habitat data layers for species in the Atlantic Ocean are now included in each relevant taxonomic category in...

New and Updated Seafloor Datasets

Several new and updated seafloor datasets have been added to the Portal recently. Each comes from a different provider, but collectively they represent the robust state, federal, academic, and industry collaborations in the northeast U.S. around seafloor...

Please Update Your Links

The Restoration Theme Map was retired in January 2025. It contained outdated information about restoration project sites in the region. Other Theme Maps and the Data Explorer continue to be available.