Flank patch that extends to about the level of the dorsal fin;small flippers and flukes; dark grey to black coloration; upper part of the dorsal fin and the trailing edge of flukes are light grey
Can be seen associating with Pacific white-sided dolphins and short-finned pilot whales
Northern and Western Pacific
Around 1.2 million animals
Sharks and orcas
Although individuals do travel throughout the species' range, the species doesn't have a set migration pattern.
Social system/Group size
Usually found in groups averaging between 2-20 individuals. Occasionaly found in large groups of up to 1000 individuals.
Threatened by humans, because they are often caught accidentally in fishing nets
Most cetaceans don't have "eye colors", but Dall's porpoise is an exception. They have been reported to have blue-green pupils.