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1. Aids to Navigation, Northeast United States, 2012

2012. I.M. Systems Group. This point shapefile represents marine aids to navigation in the Northeastern United States. The Coast Guard maintains systems of marine aids to na... Coastal Services Center (U.S.).

2. Marine Transportation, Northeast United States, 2012

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.

3. North Atlantic Passenger AIS Vessel Density 2012

2012. United States. National Oceanic and Atmospheric Administration. This raster dataset represents density of passenger vessel traffic in 2012 from vessels with Automatic Identification System (AIS) transponders in ... United States. National Oceanic and Atmospheric Administration.

4. North Atlantic Tanker AIS Vessel Density 2012

2012. United States. National Oceanic and Atmospheric Administration. This raster dataset represents density of tanker vessel traffic in 2012 from vessels with Automatic Identification System (AIS) transponders in 100... United States. National Oceanic and Atmospheric Administration.

5. North Atlantic Total AIS Vessel Density 2012

2012. United States. National Oceanic and Atmospheric Administration. This raster dataset represents density of vessel traffic in 2012 from vessels with Automatic Identification System (AIS) transponders in 100 meter ... United States. National Oceanic and Atmospheric Administration.

6. North Atlantic Tug and Tow AIS Vessel Density 2012

2012. United States. National Oceanic and Atmospheric Administration. This raster dataset represents density of Tug and tow vessel traffic in 2012 from vessels with Automatic Identification System (AIS) transponders i... United States. National Oceanic and Atmospheric Administration.

7. Recreational Boater Activities, Northeast United States, 2012

2012. SeaPlan. The Northeast Recreational Boater Activities Layer depicts activity points plotted by participants in the 2012 Northeast Recreational Boater Survey... Northeast Ocean Data.

8. Recreational Boater Routes, Northeast United States, 2012

2012. SeaPlan. The Northeast Recreational Boater Routes displays recreational boater routes that were mapped by participants in the 2012 Northeast Recreational Bo... Northeast Ocean Data.