| Main Ref. | Wikelski, M. and P.H. Wrege, 2000 | ||
| Predator stage | adults | ||
| Food I | others | ||
| Food II | mammals | ||
| Food III | pinnipeds | ||
| Food group | Otariidae | Prey Stage/Part | recruits/juv. |
| Food name | Zalophus californianus | ||
| Commonness | |||
| Country | Galapagos Is. | ||
| Remark | Feces of Zalophus californianus is a possible source of calcium. | ||