How to Distinguish from Similar Species: Urticina columbiana has rough white tubercles in circumferential rows. Urticina piscivora and Urticina crassicornis have inconspicuous tubercles which are not white, and U. crassicornis also has transverse bands on its tentacles and greenish blotches on its column.
Geographical Range: SE Alaska to San Diego, CA; North Atlantic
Depth Range: Low intertidal to 15 m. Mostly subtidal.
Habitat: Rocky, exposed coast, concrete pilings, marina floats. In the intertidal, is usually in surge channels and on vertical rock faces.
Biology/Natural History: Shells or debris is occasionally found adhered to the tubercles, but not usually and not strongly. Juvenile painted greenlings are often associated with this anemone, and adults may sleep near its base. The eggs are very large (over 1.2 mm diameter) and yolky. It has not been observed brooding the eggs.
Flora and Fairbanks, 1966 (as Tealia lofotensis)
Kozloff 1987, 1996
Smith and Carlton, 1975 (as Tealia lofotensis)
General Notes and Observations: Locations, abundances, unusual behaviors:
Authors and Editors of Page:
Dave Cowles (2006): Created original page