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New Zealand Dusky Dolphin


Scientific Name:
Lagenorhynchus obscurus
Length:
1.6 - 1.8 m (5.2 - 5.9 ft)
Weight:
69 - 78 kg (152 - 171 lbs)
Status:
edangered
Prey:
Fish and squid

Physical characteristics

The males have a more curved dorsal fin. They are colored dark grey-black on the upper side with a short, dark grey beak. The throat and belly are white and they have a thorn-shaped patch of dark color.

Behavioral characterization

Often interact with common dolphins, but are never seen with bottlenose dolphins.

Distribution

Live in cooler waters off the coast of New Zealand.

Population size

12,000 counted in Kaikoura, New Zealand

Predators

Sharks

Migration/Dispersal patterns

There is a seasonal movement between Kaikoura and the Marlborough Sounds.

Social system/Group size

Live in a fission-fusion society. The groups sizes are bigger when foraging and get smaller when resting and traveling.

Major threats

They suffer from habitat degredation through aquacultures which also lead to limited feeding resources.

Research efforts

N/A

Fun fact

They are known for their leaps used to communicate.