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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 ...
The ocellated icefish (Chionodraco rastrospinosus) is a fish of the family Channichthyidae. It lives in the cold waters off Antarctica and is known for having transparent haemoglobin-free blood. C. rastrospinosus live in the Southern Ocean up to a depth of 1 km. They are most commonly found on the seabed at 200–400 m.
Blackfin icefish. 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]
Channichthys was first formally described as a genus in 1844 by the Scottish naval surgeon, naturalist and Arctic explorer John Richardson when he described the unicorn icefish ( Channichthys rhinoceratus) which he placed in a new monotypic genus. [1] Subsequently up to nine species have been classified within Channichthys which is what ...
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 .
Binomial name. Chionodraco myersi. H. H. DeWitt & J. C. Tyler, 1960. Synonyms [1] Chionodraco markhami Miller & Reseck, 1961. Chionodraco myersi, the Myers's icefish, is a species of marine ray-finned fish belonging to the family Channichthyidae, the crocodile icefishes. It is found in the Southern Ocean .
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]
A Canadian couple was stunned when they witnessed the scientific phenomenon of a waterfall turning blood red. Fortunately, one of the pair was a professional photographer with camera on hand.