Pontoporia blainvillei, a dolphin found in the coastal Atlantic waters of southeastern South America.

baiji

A baiji (†Lipotes vexillifer). / A subspecies of the Indo-Pacific humpback dolphin (Sousa chinensis chinensis), of the Pearl River Delta, which become whitish pink coloured as they age.

A baiji.

Stenella frontalis, a dolphin found in the Gulf Stream of the North Atlantic Ocean.

Stenella attenuata, a dolphin found in temperate and tropical oceans.

A species of dolphin (Inia geoffrensis) of the Amazon River.

Either of two dolphins of the genus Lagenorhynchus which have conspicuous white markings on the sides of the body: Lagenorhynchus acutus in the North Atlantic (the Atlantic white-sided dolphin), and Lagenorhynchus obliquidens in the North Pacific (the Pacific white-sided dolphin).

A member of subspecies Platanista indicus minor, river dolphins only found in the Indus River in Pakistan.

A species of dolphin (Sousa chinensis), of the Indian and Pacific Oceans.