Thunder Bay National Marine Sanctuary

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Boundary Expansion Maps

Expansion History
Supporting Documents
Expansion Map

Click on maps below for enlarged view

expanded boundaries

 

 "These ports are not included in NOAA's Preferred Alternative (i.e. would not be included in an expanded sanctuary)."

 

Calcite - Rogers City

Stoneport - Presque Isle

LaFarge - Alpena

 

National Oceanic and Atmospheric Administration

Revised July 31, 2017 by Contact Us | Web site owner - National Ocean Service
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wreck coordinates Great Lakes Maritime Heritage Center