Resource Management

Double Crested Cormorants

Double crested cormorants nesting on Gull Island.


No active resource management is currently occurring with the exception of cormorant control. Current emphasis is to preserve and maintain the islands’ habitats and resources while providing opportunities for compatible biological or ecological research. 

View the Comprehensive Conservation Plan for Gravel Island, Green Bay, Harbor Island, Huron, and Michigan Islands National Wildlife Refuges.

View the 2015 Habitat Management Plan for Harbor Island NWR, Huron NWR, and Michigan Islands NWR.

Published Papers and Reports

O'Dell, S. 2012. Michigan Islands Wilderness: A Report on Wilderness Character Monitoring. U.S. Fish and Wildlife Service.