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You searched for: Format Shapefile Remove constraint Format: Shapefile Publisher United States. National Oceanic and Atmospheric Administration Remove constraint Publisher: United States. National Oceanic and Atmospheric Administration Access Public Remove constraint Access: Public Subject Transportation Remove constraint Subject: Transportation Institution Stanford Remove constraint Institution: Stanford
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1. 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.

2. North Atlantic Maintained Channels, 2013

2013. I.M. Systems Group. This polygon shapefile represents maintained navigation channels in the North Atlantic United States. The condition of navigation channels is repor... United States. National Oceanic and Atmospheric Administration.