Gravel Island (Wisconsin)
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Gravel Island is an island in Lake Michigan. It is located in Ellison Bay, in the town of Liberty Grove, Wisconsin.[1][2] The Gravel Island National Wildlife Refuge is made up of Gravel Island, and nearby Spider Island. The island is uninhabited,[3] and a botanist who visited in 1999 was unable to find any vascular plants on the island.[4]
Quick Facts Geography, Location ...
Geography | |
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Location | Door County, Wisconsin |
Coordinates | 45°15′13″N 86°57′46″W |
Area | 4 acres (1.6 ha) |
Highest elevation | 581 ft (177.1 m) |
Administration | |
State | Wisconsin |
County | Door County |
Town | Liberty Grove |
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In 2022, a large number of dead Caspian terns were found on Gravel Island, which were part of a larger die-off on Lake Michigan islands due to avian influenza.[5]