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South African Dusky Dolphin


Scientific Name:
Lagenorhynchus obscurus obscurus
Length:
1.8 m (6.0 ft)
Weight:
100 kg (220 lbs)
Status:
data deficient
Prey:
Variety of fish and squid

Physical characteristics

Is grey or black with a distinctive two toned dorsal fin.

Behavioral characterization

N/A

Distribution

South America, southwestern Africa, New Zealand and various oceanic islands with some sightings around southern Australia and Tasmania

Population size

Unknown

Predators

Other dolphins, sharks and pinnipeds.

Migration/Dispersal patterns

There a suggestions of inward and northward summer movement.

Social system/Group size

A fisson-fusion society. They live in large groups with small sub-groups according to age.

Major threats

Entanglement in fishing gear and anti-shark nets.

Research efforts

The Dolphin Reseach Center monitors the species.

Fun fact

They show a variety of leaps, backslaps, tailslaps, and spins.