182 



DOLPHINS AND PORPOISES (DELPHINIDAE) 



NORTHERN RIGHT WHALE DOLPHIN (Lissodelphis borealis; choice 33, 

 P9- 173) occurs from southeast Alaska to as far south as southern 

 California. Maximum length is about 2.5 m. 



KILLER WHALE (Orcinus oroa; choice 34, pg.173) occurs throughout 

 the region covered in this manual. Maximum length up to 10 m. 



RISSO'S DOLPHIN (Grampus griseus; choice 35, pg. 173) occurs largely 

 from California south to the tropics, but has been reported as far north 

 as British Columbia. Maximum length is 4m. 



SHORT-FINNED PILOT WHALE (Globioephala macrorphynchus ; choice 37, 

 pg. 174) occurs largely from central California south, although on 

 occasion it has been reported as far north as the Alaska Peninsula. 

 Maximum length is about 6.5 m. 



FALSE KILLER WHALE (Pseudorca arassidens; choice 37', pg. 174) 

 occurs from Washington south. Maximum length is about 5.5 m. 



ROUGH-TOOTHED DOLPHIN (Steno bredanensis; choice 39, pg. 174) 

 is most likely to be found in waters off southern Baja California, 

 although specimens have occurred rarely as far north as central California. 

 Maximum length is about 2.5 m. 



COMMON DOLPHIN (Delphinus delphis; choice 42, pg. 175) occurs 

 normally in warmer waters, from central California south, but on rare 

 occasions has been reported as far north as British Columbia. Maximum 

 length is about 2.5 m. 



SPOTTED and STRIPED DOLPHINS (Stenella spp; choice 42', pg. 175) 

 occur from central Baja California south but on rare occasions have been 

 reported as far north as southern California. Maximum length is about 3 m. 



BOTTLENOSE DOLPHIN (Twcsiops trunoatus; choice 43, pg. 175 ) occurs 

 largely from southern California south, but on rare occasions has been 

 reported as far north as Oregon. Maximum length is about 3.5 m. 



PACIFIC WHITE-SIDED DOLPHIN (Lagenorhynchus obliquidens; choice 43', 

 pg- 175) occurs from southeast Alaska to central Baja California. 

 Maximum length is about 2.5 m. 



