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Start Over You searched for: Place Boston Harbor (Mass.) Remove constraint Place: Boston Harbor (Mass.) Resource Type Polygon data Remove constraint Resource Type: Polygon data Theme Transportation Remove constraint Theme: Transportation

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2013. Baldwin Group. This polygon shapefile represents anchorages in the Northeastern United States. The areas described are designated as special anchorage areas for p... Coastal Services Center (U.S.).
2012. I.M. Systems Group. This polygon shapefile represents the geographic location and identity of designated areas used to manage vessel traffic in the northeast United St... United States. National Oceanic and Atmospheric Administration.
2011, 2012, 2013, and 2014. Applied Science Associates. This polygon shapefile represents No Discharge Zones in the Northeastern United States. A No Discharge Zone (NDZ) is a designated boundary within w... Northeast Ocean Data.
2014. SeaPlan. The Regulated, Safety and Security Zones map layer identifies areas in which vessel access is either limited or restricted, or within which special... Northeast Ocean Data.