The Surf-Fishes 



to Santa Barbara. It is perhaps most common on the coast of 

 San Luis Obispo County. 



The genus Holconotits has one species, H. rhodoterus, which 

 is found in some abundance along the coast from San Francisco to 

 San Diego. It reaches 12 inches in length. 



Amphistichiis argenteiis, the surf-fish, is the only species in its 

 genus. It is very abundant on sandy shores from Cape Flattery to 

 San Diego and reaches a foot in length. The genus Emblotoca, upon 

 which the name of the family is based, has one species, the common 

 surf-fish or black perch, E. jacksoui, which is rather abundant 

 everywhere from British Columbia to Lower California. Southward 

 it is the most abundant of the larger species. It reaches a foot in 

 length. This interesting species was named for Dr. A. C. Jackson 

 of San Francisco, who, on June 7, 1852, discovered the viviparity of 

 these fishes and first brought the fact to the attention of Professor 

 Agassiz. 



The genus Taniiotoca contains one species, T. lateralis, the 

 blue perch or striped surf-fish, which is found from British Columbia 

 to San Diego. South of Point Conception it is not common, but north- 

 ward it is very abundant. Thanerodon contains 2 species: P. fur- 

 cattis, the white surf-fish which is found from British Columbia to 



San Diego. It reaches a foot in length and is exceedingly abundant 

 from Cape Mendocino southward. The other species is P. atripes, 

 which reaches 10 inches in length and is found from Monterey to 

 San Diego in rather deep water. 



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