Pontoporia blainvillei La Plata-dolfijn op de IUCN Red List of Threatened Species International Union for Conservation of Nature the International Union for Conservation of Nature International Union for Conservation of Nature IUCN Pontoporia blainvillei  lista över hotade arter IUCN Redlist IUCN Red List of Threatened Species Dostupné online Pontoporia blainvillei vulnerable sebezhető listed as a "vulnerable" species “vulnerable” species vulnerable vulnerable IUCN the International Union for Conservation of Nature Unión Internacional para la Conservación de la Naturaleza