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Dall’s Porpoise


Scientific Name:
Phocoenoides dalli
Length:
2-2.4 m (7-8 ft)
Weight:
up to 220 kg (480 lbs)
Status:
good to go
Prey:
Squid, lanternfish, anchovies, sardines, and small schooling fish.

Physical characteristics

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

Behavioral characterization

Can be seen associating with Pacific white-sided dolphins and short-finned pilot whales

Distribution

Northern and Western Pacific

Population size

Around 1.2 million animals

Predators

Sharks and orcas

Migration/Dispersal patterns

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.

Major threats

Threatened by humans, because they are often caught accidentally in fishing nets

Research efforts

N/A

Fun fact

Most cetaceans don't have "eye colors", but Dall's porpoise is an exception. They have been reported to have blue-green pupils.