Sighting histories of 124 southern right whales recorded off both southern Brazil and Peninsula Valdes, Argentina, between 1971 and 2017
Victoria Rowntree, Karina Groch, Florencia Vilches, Mariano Sironi
International Whaling Commission
This report summarises a southern right whale photo-ID catalogue comparison made between Peninsula Valdes, Argentina (1971-2017, 3813 individual whales) and Brazil (1987-2017, 1021 individual whales). There were 124 whales matched between both catalogues and no matches made within years. This represents 13.8% of catalogued Brazilian whales seen in the Argentine catalogue, matching the results of the previous 2010 catalogue comparison.