How to Distinguish from Similar Species: The only other local majid crab with a lyre-shaped carapace is Oregonia bifurca, which has a longer rostrum and lives belor 500 m depth. Geographical Range: Chukchi and Bering Seas south to Puget Sound. Depth Range: 9 to 640 meters Habitat: Mixed bottom, especially shelly hash Biology/Natural History: Carapace is often overgrown with barnacles and other attached species, such as the small tunicate on the base of the rostrum of the species above.
References:Dichotomous Keys:Coffin, 1952 Flora and Fairbanks, 1966 Hart, 1982 Kozloff 1987, 1996 General References:
Scientific Articles:
General Notes and Observations: Locations, abundances, unusual behaviors: ![]() A close-up of the rostrum, enlarged from above. A small tunicate is growing on the base. Photo by Dave Cowles, July 1999 We capture this crab mainly during deep benthic trawls in the San Juan channel
Authors and Editors of Page: Dave Cowles (2005): Created original page |