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Pantropical Spotted Dolphin


Scientific Name:
Stenella attenuata
Length:
1.8 m (5.9 ft)
Weight:
119 kg (260 lbs)
Status:
good to go
Prey:
Fish, squid and crustaceans

pantropical-spotted-dolphin


Physical characteristics

Has a long beak with a white tip and a slender, spotted body.

Behavioral characterization

N/A

Distribution

Warm temperate waters around the world from 40°N to 40°S

Population size

1,700,000

Predators

Sharks and killer whales.

Migration/Dispersal patterns

Migrate onshore in fall and winter, offshore in spring and summer. In Japan, they move north in summer (concentrate at the nothern boundary of the Kuroshiro current).

Social system/Group size

Usually seen in groups of 2 - 20; sometimes very large groups with distinct subgroups (cow-calf pairs, adult males, juveniles). They aggregate with yellowfin tuna.

Major threats

Often, incidental catches with yellowfin tuna occur. They are also hunted in Japan and suffer from pollution.

Research efforts

N/A

Fun fact

The pantropical spotted dolphin is the second most abundant dolphin in the eastern tropical pacific.