Diet Overlap

Cerorhinca monocerata (Rhinoceros Auklet)
Lagenorhynchus obliquidens (Pacific White-sided Dolphin)

Common Diet

Clupea harengus (Yawling)
Cololabis saira (Skipper)
Engraulis mordax (Californian anchoveta)

Common Habitat

California Coast Ranges Biosphere Reserve
Channel Islands National Marine Sanctuary
Channel Islands National Park
Pacific Rim National Park Reserve
Point Reyes National Seashore
Redwood National Park

Attributes / relations provided by
1Diving depths, diet, and underwater foraging of Rhinoceros Auklets in British Columbia, Alan E. Burger, Rory P. Wilson, Don Garnier and Marie-Pierre T. Wilson, Canadian Journal of Zoology Vol. 71: 2528-2540 (1993)
2Occurrence, photo-identification and prey of Pacific white-sided dolphins (Lagenorhyncus obliquidens) in the Broughton Archipelago, Canada 1984-1998, Alexandra Morton, Marine Mammal Science Vol. 16, no. 1, pp. 80-93. Jan 2000