Stomach contents of long-finned pilot whales (Globicephala melas edwardii) mass-stranded on the Argentine Patagonian coast in 2009

Pilot whales have a cosmopolitan distribution (Nores & Pérez, 1988). The genus Globicephala includes both the short-finned pilot whale, G. macrorhynchus, which is distributed tropically and subtropically, and long-finned pilot whale, G. melas, which comprises two subspecies with antitropical dis...

Full description

Bibliographic Details
Published in:Marine Mammal Science
Main Authors: Chalcobsky, Bárbara Ailen, Garcia, Nestor Anibal, Coscarella, Mariano Alberto, Crespo, Enrique Alberto
Format: Article in Journal/Newspaper
Language:English
Published: Wiley Blackwell Publishing, Inc
Subjects:
Online Access:http://hdl.handle.net/11336/165412
Description
Summary:Pilot whales have a cosmopolitan distribution (Nores & Pérez, 1988). The genus Globicephala includes both the short-finned pilot whale, G. macrorhynchus, which is distributed tropically and subtropically, and long-finned pilot whale, G. melas, which comprises two subspecies with antitropical distribution, mainly in temperate and cold-temperate waters along the continental slope (Olson, 2018). These long-finned pilot whale subspecies are G. melas melas in the North Atlantic Ocean and G. melas edwardii in all Southern oceans between 30°S and the Antarctic Convergence, sometimes to 65°S or farther (Bernard & Reilly, 1999; Kasamatsu & Joyce, 1995). In South America, G. m. edwardii has been sighted or found stranded from southern Brazil to Tierra del Fuego, the Falkland (Malvinas) Islands and South Shetland Islands in the Atlantic Ocean and along the Chilean coast (Aguayo-Lobo et al., 1998; Aguiar dos Santos & Haimovici, 2001; Bastida & Rodríguez, 2003; Crespo et al., 1985; Fraga, 1992; Mansilla et al., 2012; Nores & Pérez, 1988; Otley et al., 2008; Piñero & Castello, 1975). Fil: Chalcobsky, Bárbara Ailen. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Centro Nacional Patagónico. Centro para el Estudio de Sistemas Marinos; Argentina. Universidad Nacional de la Patagonia "San Juan Bosco"; Argentina Fil: Garcia, Nestor Anibal. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Centro Nacional Patagónico. Centro para el Estudio de Sistemas Marinos; Argentina Fil: Coscarella, Mariano Alberto. Universidad Nacional de la Patagonia "San Juan Bosco"; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Centro Nacional Patagónico. Centro para el Estudio de Sistemas Marinos; Argentina Fil: Crespo, Enrique Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Centro Nacional ...