| Citation | Ainley, D.G. and R.J. Boekelheide, 1990 Seabirds of the Farallon Islands: Ecology, Dynamics, and Structure of an Upwelling-System Community. Stanford University Press, Stanford CA. 488 p. |
| ссылка | 80065 Ainley, D.G. and R.J. Boekelheide, 1990 |
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| Named Used as Valid | Cepphus columba |
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