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Start Over Place Northeastern States Creator I.M. Systems Group Bounding Box -180 -89.81531 180 89.456192

1. North Atlantic Maintained Channels, 2013

Datasets Stanford University Public content
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.

2. Marine Transportation, Northeast United States, 2012

Datasets Stanford University Public content
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.