Search Results
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.).
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.
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.
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.
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.
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.
2009, 2010, 2011, 2012, and 2013. Applied Science Associates. Pilot boarding areas are locations at sea where pilots familiar with local waters board incoming vessels to navigate their passage to a destination... Northeast Ocean Data.
2012. SeaPlan. The Northeast Recreational Boater Activities Layer depicts activity points plotted by participants in the 2012 Northeast Recreational Boater Survey... Northeast Ocean Data.
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.