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Balaenoptera antarctica (Temminck, 1841) The North Pacific right whale (Eubalaena japonica) is a very large, thickset baleen whale species that is extremely rare and endangered. The Northeast Pacific population, which summers in the southeastern Bering Sea and Gulf of Alaska, may have no more than 40 animals.
The North Pacific right whale appears to occur in two populations. The population in the eastern North Pacific/Bering Sea is extremely low, numbering about 30 individuals. [ 42 ] A larger western population of 100–200 appears to be surviving in the Sea of Okhotsk, but very little is known about this population.
With a population estimated at between 300-350 individuals, [19] the North Atlantic right whale is the most critically endangered great whale. The Northern Pacific right whale is also endangered with only about 500 individuals extant. [16] [17] The Southern right whale (~7500 individuals in 1997) and the Bowhead whale (20,000 to 40,000) have ...
Story at a glance The National Oceanic and Atmospheric Administration Fisheries is considering increasing critical habitat in Alaska for the endangered North Pacific right whale. The whale is the ...
Adult North Atlantic right whales average 13–16 m (43–52 ft) in length and weigh approximately 40,000 to 70,000 kg (44 to 77 short tons), they are slightly smaller on average than the North Pacific species. [16] The largest measured specimens have been 18.5 m (61 ft) long and 106,000 kg (234,000 lb). [17] Females are larger than males.
Bowhead whale. The bowhead whale (Balaena mysticetus) is a species of baleen whale belonging to the family Balaenidae and is the only living representative of the genus Balaena. It is the only baleen whale endemic to the Arctic and subarctic waters, and is named after its characteristic massive triangular skull, which it uses to break through ...
Binomial name. Lissodelphis borealis. Peale, 1848 [3] Range map. The northern right whale dolphin (Lissodelphis borealis) is a small, slender species of cetacean found in the cold and temperate waters of the North Pacific Ocean. Lacking a dorsal fin, and appearing superficially porpoise -like, it is one of the two species of right whale dolphin.
Using the techniques developed by Taiji, the Japanese mainly hunted four species of whale: the North Pacific right, the humpback, the fin, and the gray whale. They also caught the occasional blue, sperm, or sei/Bryde's whale . In 1853, the US naval officer Matthew Perry forced Japan to open up to foreign trade.