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Marine habitats
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Northeastern States
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Polygon
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1. Coastal Wetlands, Northeast United States, 1977-2014
1977. U.S. Fish and Wildlife Service. This polygon shapefile represents the extent, approximate location and type of wetlands and deepwater habitats in the Northeastern United States be... U.S. Fish and Wildlife Service.
2. Marine Fish Weighted Persistence (Fall), 1970-2006
2013. Nature Conservancy (U.S.). Weighted persistence is reported for each ten-minute square (TMS) for each of 48 target species. Weighted persistence is a calculation where each d... Northeast Ocean Data.
3. Marine Fish Weighted Persistence (Spring), 1970-2006
Nature Conservancy (U.S.). Weighted persistence is reported for each ten-minute square (TMS) for each of 48 target species. Weighted persistence is a calculation where each d... Northeast Ocean Data.
4. Marine Mammals Sightings Per Unit Effort, 1979-2007
1979. Nature Conservancy (U.S.). Geospatial data obtained from the United States Navy included point shapefiles of valid sightings for all marine mammal targets and pre-calculated ... Northeast Ocean Data.
5. Shellfish Habitats for Maine, Massachusetts, and New Hampshire, 1975-2013
1975. Nature Conservancy (U.S.). This shellfish habitat layer was derived from datasets from Maine, Massachusetts and New Hampshire state GIS resources. Shapefiles downloaded/provi... Northeast Ocean Data.