Whale and dolphin species guide

Find out more about whales and dolphins

There are nearly 90 species of whales, dolphins and porpoises, known collectively as "cetaceans". From the enormous blue whale to the tiny vaquita and New Zealand dolphin, you will find information and amazing facts about many of these incredible creatures in our species guide.

Amazon River dolphin (Boto)

Amazon River dolphin

Antarctic minke whale

Antarctic minke whale

Atlantic spotted dolphin

Atlantic spotted dolphin

Baiji (Yangtze River dolphin)

Baiji

Beluga whale

Beluga whale

Blue whale underwater

Blue whale

bowhead whale

Bowhead whale

Bryde's whale

Bryde’s whale

Bottlenose dolphin at surface

Common Bottlenose Dolphin

Common minke whale

Common minke whale

Cuvier's beaked whale

Cuvier’s beaked whale

False killer whale

False killer whale

Fin whale

Fin whale

Gray whale

Gray whale

Harbour porpoise

Harbour porpoise

humpback-whale-vanessa-mignon

Humpback whale

Indo-Pacific bottlenose dolphin

Indo-Pacific bottlenose dolphin

Indo-Pacific finless porpoise

Indo-Pacific finless porpoise

Narrow-ridged finless porpoise

Narrow-ridged finless porpoise

Narwhal

Narwhal

New Zealand dolphin

New Zealand dolphin

North Atlantic right whale

North Atlantic right whale

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Orca (Killer Whale)

Risso's dolphin

Risso’s dolphin

Sperm whale

Sperm whale

Spinner dolphin

Spinner dolphin

Striped dolphin

Striped dolphin

Vaquita

Vaquita

The New Zealand dolphin is the smallest dolphin in the world at just 1.3m long.

New Zealand dolphin
Blue whale

By comparison, the blue whale can grow to over 30 metres, the largest creature ever to have lived.

Sperm whales have the largest brain and make the loudest sound of any whale.

Sperm whale
Gray whale

The longest migration is undertaken by gray whales across the Pacific Ocean.

Amazing facts about whales and dolphins

Dive deeper into the world of whales and dolphins and learn more about their lives.

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Facts about whales

Amazing facts about whales, the largest mammals to live on Earth.

Conran & Castillo 2_0715_Charlie Phillips

Facts about dolphins

From the orca to the tiny vaquita, learn more about these creatures.

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Record breakers

Whales and dolphins hold some incredible records.

Breaching North Atlantic right whale

Brain power

Just how intelligent are whales and dolphins?

Help us keep all whales and dolphins safe and free

By adopting a dolphin or by making a donation, you can help us protect these amazing creatures.

Port River dolphin

Adopt

Adopt a dolphin and follow the lives of these amazing creatures.

Humpback whale

Donate

Your gifts help us take action to protect their homes.