Pacific white-sided dolphin

Lagenorhynchus obliquidens

LENGTH Up to 2.5 m / 8 ft

DORSAL FIN Sharply curved, bi-coloured

APPEARANCE Dark back, white underside, grey side streaks

BEHAVIOUR Only small, local cetacean that leaps completely clear of water; usually in groups of 50+

Photos by J. Ford and A. Morton. Illustrations by A. Denbigh, not to scale.