Padilla Bay National Estuarine Research Reserve. The Dungeness Crab, Cancer
Magister has a reddish-brown to purplish-brown carapace with white to ivory
depressions and joints. It is most often found on sandy or muddy bottoms in
subtidal regions and in eelgrass beds ranging from the Pribilof Islands, Alaska,
to Santa Barbara, California. Here it is in the mud-molt stage.