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| NAS - Nonindigenous Aquatic Species |
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Common Name: sargo
Taxonomy: available through 
Identification: Miller and Lea (1972); Thomson et al. (1979); Eschmeyer et al. (1983). Also appears as A. davidsoni.
Size: 58 cm.
Native Range: Tropical, marine. The sargo is native to the Pacific Ocean
from Santa Cruz, California, to southern Baja California (Eschmeyer et al. 1983).
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Nonindigenous Occurrences: This species is now established in the Salton Sea in California (Walker et al. 1961; Shapovalov et al. 1981). It was introduced into and later extirpated at an unspecified location in New Mexico (Sublette et al. 1990).
Means of Introduction: A total of 65 fish were stocked in the Salton Sea in 1951 by the California Department of Fish and Game (Walker et al. 1961). The means and reason for introduction to New Mexico are unknown.
Status: Established in California; extirpated in New Mexico.
Impact of Introduction: Unknown.
Remarks: This species feeds on crustaceans, mollusks, and bryozoans (Eschmeyer et al. 1983). Its population in the Salton Sea is very large (Walker et al. 1961; Shapovalov et al. 1981).
Cordone, A.J. - Department of Fish and Game, Sacramento, CA. Response to NBS-G non-indigenous questionaire. 1992.
Eschmeyer, W. N., E. S. Herald, and H. Hamann. 1983. A field guide to Pacific Coast fishes of North America. Peterson Field Guide Series. Houghton Mifflin Co., Boston, MA.
Shapovalov, L., A. J. Cordone, and W. A. Dill. 1981. A list of freshwater and anadromous fishes of California. California Fish and Game 67(1):4-38.
Sublette, J. E., M. D. Hatch, and M. Sublette. 1990. The fishes of New Mexico. New Mexico Department of Game and Fish, University of New Mexico Press, Albuquerque, NM. 393 pp.
Walker, B. W., R. R. Whitney, and G. W. Barlow. 1961. Fishes of the Salton Sea. Pages 77-92 in B. W. Walker, editor. The ecology of the Salton Sea, California, in relation to the sport fishery of California. Department of Fish and Game Fish Bulletin 113.
Other Resources:
FishBase Fact Sheet
Author: Pam Fuller
Revision Date: 5/17/2000 Citation for this information:
Pam Fuller. 2009. Anisotremus davidsonii. USGS Nonindigenous Aquatic Species Database, Gainesville, FL.
<http://nas.er.usgs.gov/queries/FactSheet.asp?speciesID=724> Revision Date: 5/17/2000
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