Seco Pon, J. P.; Favero, M. South American Sea Lions (Otaria Flavescens) and Killer Whales (Orcinus Orca) Attending Chub Mackerel (Scomber Japonicus) Commercial Trawl Fisheries over the Patagonian Shelf: A First Report. Lat. Am. J. Aquat. Mamm. 2015, 10, 48-51.