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The crocodile icefish or white-blooded fish comprise a family (Channichthyidae) of notothenioid fish found in the Southern Ocean around Antarctica. They are the only known vertebrates to lack hemoglobin in their blood as adults. [2] Icefish populations are known to reside in the Atlantic and Indian sectors of the Southern Ocean, as well as the ...
Chionodraco myersi has a low knob on its snout rather than a spine and lacks the roughened ridges above the eyes shown by C. hamatus. The dorsal fins have between 5 and 7 spines and 36-40 soft rays while the anal fin has 34-37 soft rays. This species is pale greyish with a white belly and has five to six dark cross-bars on each side of its body.
The blackfin icefish (Chaenocephalus aceratus), also known as the Scotia Sea icefish, is a species of crocodile icefish belonging to the family Channichthyidae. [2] The blackfin icefish belongs to Notothenioidei, a suborder of fishes that accounts for 90% of the fish fauna on the Antarctic continental shelf. [3]
Neopagetopsis ionah. Nybelin, 1947. Jonah's icefish ( Neopagetopsis ionah) is a benthopelagic species of marine ray-finned fish belonging to the family Channichthyidae, the crocodile icefishes. It is the only member of the monotypic genus Neopagetopsis. It is found in the Southern Ocean at depths of from 20 to 900 metres (66 to 2,953 ft).
Cryodraco antarcticus, the long-fingered icefish, is a demersal species of marine ray-finned fish belonging to the family Channichthyidae, the crocodile icefishes. It occurs only in deep waters of the Southern Ocean .
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Champsocephalus esox is found at depths of 50–250 m (160–820 ft) in the oceans off Patagonia, the Falklands and rarely South Georgia. [2] It is the only species of crocodile icefish found north of the Antarctic Polar Frontal Zone, with only 3 specimens reported south of the CCAMLR area [6]
Channichthys. Richardson, 1844. Type species. Channichthys rhinoceratus. Richardson, 1844. Synonyms [1] Chaenicthys Richardson, 1844. Channichthys is a genus of marine ray-finned fish belonging to the family Channichthyidae, the crocodile icefishes. They are native to the Southern Ocean.