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Rocío Loizaga de Castro ; Enrique A. Crespo ;Latin American Journal of Aquatic Research 2012, 40 4

Author: M. Florencia Grandi

Source: http://www.redalyc.org/


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Latin American Journal of Aquatic Research E-ISSN: 0718-560X lajar@ucv.cl Pontificia Universidad Católica de Valparaíso Chile Grandi, M.
Florencia; Loizaga de Castro, Rocío; Crespo, Enrique A. Killer whales attack on South American sea lion associated with a fishing vessel: predator and prey tactics Latin American Journal of Aquatic Research, vol.
40, núm.
4, noviembre, 2012, pp.
1072-1076 Pontificia Universidad Católica de Valparaíso Valparaiso, Chile Available in: http:--www.redalyc.org-articulo.oa?id=175025197025 How to cite Complete issue More information about this article Journals homepage in redalyc.org Scientific Information System Network of Scientific Journals from Latin America, the Caribbean, Spain and Portugal Non-profit academic project, developed under the open access initiative Lat.
Am.
J.
Aquat.
Res., 40(4): 1072-1076, 2012Killer whale predation on South American sea lion DOI: 103856-vol40-issue4-fulltext-22 1072 Short Communication Killer whales attack on South American sea lion associated with a fishing vessel: predator and prey tactics 1 M.
Florencia Grandi1, Rocío Loizaga de Castro1 & Enrique A.
Crespo1,2 Laboratory of Marine Mammals, CENPAT-CONICET, Blvd.
Brown 2915, U9120ACV Puerto Madryn, Chubut, Argentina 2 National University of Patagonia San Juan Bosco, Blvd.
Brown 3051, U9120ACV Puerto Madryn, Chubut, Argentina ABSTRACT.
Interactions between killer whales and sea lions are widely known.
This work describes the predator-prey behaviour of killer whales and South American sea lion associated with a trawling fishery.
In Argentina the predatory behaviours of killer whales and anti-predatory behaviours of South American sea lions have been described from costal based observations, but predator-prey behaviour of these species is poorly known at open waters.
Here we describe a killer whale group attack on an individual sea lion, using a video recorded from a trawling vessel and an interview of the ship captain.
This predator-pr...





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