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>Map >Satellite This small rock, lying 245 meters (8OO feet) off the coast north of Trinidad Head, supports a variable-sized breeding colony of seabirds. Those reported nesting here include the tufted puffin, Lunda cirrhata, pigeon guillemot, Cepphus columba, pelagic cormorant, Phalacrocorax pelagicus, and black oyster-catcher, Haematopus bachmani.
Integrity: There are occasional visitors which have, at times, disturbed the breeding populations. The rock has been proposed as a part of the seabird breeding rocks National Wildlife Refuge.
Use: Research, educational, observational. Should not be visited during breeding season.
Ref: Osborne, Timothy O. 1972. Ecology and Avian Use of the Coastal Rocks of Northern California. M.A. Thesis. Humboldt State University, Arcata, California. 215 pp.
September 1975
Inventory of California Natural Areas
Revision © 2008 Steven Louis Hartman
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