100,000 - 1,000,000 individuals
Comments: One of the most abundant oceanic dolphins in the temperate North Pacific (Leatherwood and Reeves 1983). Preliminary estimate of total population: 247,000-535,000 (Mangel, cited by Jefferson and Newcomer 1993). Hiramatsu (1991) estimated the population at 535,000 (95% confidence interval 394,000-738,000). Several 10,000s off California (see Jefferson and Newcomer 1993).