Both cetaceans in the Brazilian Amazon show sustained, profound population declines over two decades

F da Silva, Vera M ; Freitas, Carlos E C ; Dias, Rodrigo L ; Martin, Anthony R Li, Songhai

PloS one, 2018-05, Vol.13 (5), p.e0191304-e0191304 [Periódico revisado por pares]

United States: Public Library of Science

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