Seasonal variation in the abundance of South American sea lions Otaria flavescens (Shaw, 1800) in Chañaral Island, Reserva Nacional Pingüino de Humboldt, Chile

Seasonal variation in the abundance of South American sea lions Otaria flavescens (Shaw, 1800) in Chañaral Island, Reserva Nacional Pingüino de Humboldt, Chile

From January 2007 to March 2008, we examined variation in the abundance of the South American sea lion Otaria flavescens in Chañaral Island breeding colony by sex, age-class, and reproductive seasonality. The number of sea lions on land was highest during the breeding season. This variation was main...

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Autores principales: Sepúlveda,Maritza, Inostroza,Patricia, Pérez-Alvarez,M. José, Oliva,Doris, Moraga,Rodrigo
Lenguaje:English
Publicado: Universidad de Valparaíso. Facultad de Ciencias del Mar 2009
Materias:
Census
Chilean coast
sea lions
circannual rhythms
Otaria byronia
Acceso en línea:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-19572009000300014
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