The effects of prey availability on pup mortality and the timing of birth of South American sea lions (Otaria flavescens) in Peru

Pup mortality and the timing of birth of South American sea lions Otaria flavescens were investigated to determine the possible relationship between fluctuations in prey availability in the Peruvian upwelling ecosystem and current and future reproductive success of sea lions during six consecutive b...

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Veröffentlicht in:	Journal of zoology (1987) 2004-12, Vol.264 (4), p.419-428
Hauptverfasser:	Soto, Karim H., Trites, Andrew W., Arias-Schreiber, Milena
Format:	Artikel
Sprache:	eng
Schlagworte:	Animal populations Animal reproduction birth rates Births El Niño La Niña Marine Marine mammals Mortality Ocean currents Otaria flavescens Predation pup mortality South American sea lion timing of birth
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