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Dungeness crab

By Coastal and Marine Hazards and Resources Program
Photo of a crab sitting on the grass.
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Detailed Description

The Dungeness crab (Metacarcinus magister), whose range extends from the Aleutian Islands to the coast of California, is one of the species whose populations in San Francisco Bay have increased with a large-scale climatic shift that began in 1999. Photograph courtesy of the U.S. Fish and Wildlife Service.

Sources/Usage

Public Domain.