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Northern Right Whale Dolphin

a small and slender species of mammal found in the Pacific Ocean.
The Northern Right Whale Dolphin travels in groups of up to 2000,

often with other cetaceans, in the deep oceans of the northern hemisphere.
The dolphin is one of two species of Right Whale Dolphin, the other being found in
cooler oceans of the southern hemisphere.

The species has a streamlined body with a sloping forehead, are more slender than
other delphinids, and lack any fin or ridge on their smoothly curving backs.
The beak is short and well defined, a straight mouthline,
and an irregular white patch on chin. The flippers are small, curved, narrow and pointed,
the body is mostly black while the underside is partly white or lighter in colour.
The tail flukes are triangular and, like the flippers, pointed

Facts

Scientific Name:

Lissodelphis borealis

Length:

7 to 10 feet / 2 to 3 m

Weight:

132 to 220 pounds / 60 to 100 kg

Age:

Total Population:

Unknown

Map Range:

Northern Right Whale Dolphin are found as individuals,
or in groups as large as 2000. The group's average number
is 110 in the eastern Pacific and 200 individuals in the west.
The school often associates with Lagenorhynchus obliquidens,
the Pacific White-sided Dolphin.

This predator travels at speeds up to 30–40 kilometres per hour
across the open ocean, never along shallow coasts. They can dive up
to 200 metres in search of fish, especially lanternfish, and squid.
They are found in temperate to cold waters, 24 to 8 degrees Celsius,
from latitudes 51°N to 35°N between the west coast of North America and Asia.

Captivity

No current Northern Right Whale Dolphins in captivity:

Past cases are known of Northern Right Whale Dolphins in Captivity.

Marineland of the Pacific
Sea World California.
U.S. Navy