I.M. Systems GroupThis polygon shapefile represents the geographic location and identity of designated areas used to manage vessel traffic in the northeast United States coastal and offshore environment.To support coastal and ocean planning and other activities pursuant to the Coastal Zone Management Act, Energy Policy Act, Magnuson-Stevens Fishery Conservation and Management Act, National Environmental Policy Act, Rivers and Harbors Act and the Submerged Lands Act.Not to be used for navigationThis layer is presented in the WGS84 coordinate system for web display purposes. Downloadable data are provided in native coordinate system or projection.Shapefilehttps://purl.stanford.edu/nv357wn3172engUnited States. National Oceanic and Atmospheric AdministrationPublicHarbors--Traffic controlOceansBoundariesEnvironmentTransportationMarine Transportation, Northeast United States, 2012DatasetsNortheastern StatesAtlantic OceanBlock Island Sound (R.I.)Rhode Island Sound (Mass. and R.I.)Rhode IslandBlue Hill Bay (Me.)Boston Harbor (Mass.)Buzzards Bay (Mass. : Bay)MaineCape Cod Bay (Mass.)Casco Bay (Me.)Cobscook Bay (Me.)ConnecticutFrenchman Bay (Me.)Maine, Gulf ofIpswich Bay (Mass.)Long Island Sound (N.Y. and Conn.)Saco Bay (Me.)Vineyard Sound (Mass.)Machias Bay (Me.)Massachusetts Bay (Mass.)MassachusettsNantucket Sound (Mass.)Narragansett Bay (R.I.)New HampshireNew York (State)Penobscot Bay (Me.)2012Stanford