How many species are there?

Their are thirty-three know species of ocean dolphins, five river dolphins, and six kinds of porpoise. You can click on a name below to read more about the species. Dolphin species include:

Bottlenose, Common, Spinner, Pacific White-Sided, Dusky, Rough-Tooted, Hourglass, Fraser's, Risso's, Vaquita, Beiji, Northern Right Whale, Orca, Dall's Porpoise, and Beluga.