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Hector’s Dolphin


Scientific Name:
Cephalorhynchus hectori hectori
Length:
1.2 - 1.5 m (3.9 - 4.9 ft)
Weight:
57 kg (125 lbs)
Status:
edangered
Prey:
Ahuru, yellow-eyed mullet, kahawai, arrow squid, herring and red cod

hectors-dolphin


Physical characteristics

Small sized with a rounded dorsal fin and sloping snout. Is colored in grey, black and white; the head, flippers and the dorsal fin are black, the underside is white.

Behavioral characterization

They are slow, but active swimmers that are known to bow-ride, breach and lobtailing for excitement. The dives are rather short. Social interactions within the species that can be observed regularly are chasing, splashing and biting.

Distribution

New Zealand

Population size

Less than 10,000

Predators

Killer whales, sevengill and blue shark.

Migration/Dispersal patterns

Do not migrate.

Social system/Group size

Usually seen in groups of 2 - 8.

Major threats

Entanglement in fishing gear, pollution and human disturbance.

Research efforts

N/A

Fun fact

Hector's Dolphin was named after Sir James Hector.