Garcia-Rodriquez and Aurioles-Gamboa: Spatial and temporal variation in the diet of Zalophus califomianus 57 



of California. The distribution pattern of Pacific sardine 

 closely agrees with its importance in the sea lions diet. 

 The Pacific sardine occurred in high concentrations around 



Angel de la Guarda and Isla Tiburon during the summer 

 and along the coast of southern Sonora during the winter, 

 where spawning occurs (Cisneros-Mata et al. 3 ). Sardines 



