By Anna Laffrey
Ketchikan Daily News 

Invasive green crab population grows around Annette Island


August 16, 2023

An insidious, invasive crab is multiplying in numbers on the southern shores of Annette Island.

As of Friday, Aug. 11, Metlakatla Indian Community teams have recovered 1,622 invasive green crabs from Tamgas Harbor, a large, open bight in the southern end of the island, as well as from Muskeg Beach just outside and west of Tamgas.

The invasive green crab is a destructive predator that can change and degrade habitat and threaten native species. The crab adapts well to most ecosystems, and has boomed on the coast of Oregon, Washington and British Columbia in recent years, tearing up essential...

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