You searched for: Subject Oceans Remove constraint Subject: Oceans Place Massachusetts Remove constraint Place: Massachusetts Place Chesapeake Bay (Md. and Va.) Remove constraint Place: Chesapeake Bay (Md. and Va.) Year 1975 Remove constraint Year: 1975
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.