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Antarctic Minke Whale


Scientific Name:
Balaenoptera bonaerensis
Length:
5.3 m (17.4 ft)
Weight:
1360 kg (2998 lbs)
Status:
data deficient
Prey:
Antarctic krill, sometimes copepods, Antarctic sidestripes and myctophids

Physical characteristics

Has a dark gray back and a lighter underside. Females are usually llighter than males. Highly scarred bodies. The teeth are ginkgo shaped.

Behavioral characterization

They fight with their teeth.

Distribution

Temperate and tropical waters of the Indo-Pacific Ocean, from Sri Lanka east to California and the Galápagos Islands.

Population size

Unknown

Predators

Killer whales

Migration/Dispersal patterns

They migrate to higher latitudes during spring and summer, although some are believed to establish home ranges and stay there all year (especially those close to the coast).

Social system/Group size

Usually solitary or in pairs, but larger groups have been observed with a maximum number of 60 individuals.

Major threats

Entanglement in fishing gear, noise, human interactions, habitat disturbance and ship strikes.

Research efforts

N/A

Fun fact

They are the least aggressive of the beaked whales.