You searched for: Author I.M. Systems Group Remove constraint Author: I.M. Systems Group Access Public Remove constraint Access: Public Subject Oceans Remove constraint Subject: Oceans Subject Transportation Remove constraint Subject: Transportation Subject Boundaries Remove constraint Subject: Boundaries Place Massachusetts Remove constraint Place: Massachusetts
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.