Dungeness crab arriving in Bay Area, but supply is low and selling out quickly FacebookTwitterEmail 1of12 A crab fishing boat loaded with crab pots heads out to sea as the first catches of the season arrive in San Francisco on Wednesday.Nick Otto / Special to The ChronicleShow MoreShow Less 2of12 Dungeness crab is unloaded as the first catches of the season arrive in San Francisco on Wednesday.Nick Otto / Special to The ChronicleShow MoreShow Less 3of12 With a relatively low number of crabs in the water, quality and prices are expected to be high.Nick Otto / Special to The ChronicleShow MoreShow Less