Icefish may mean:
Fish Channichthyidae, the crocodile icefish or white-blooded fish of the Antarctic region, so-named for their cold habitat and clear (colorless) blood without hemoglobin Jonah's icefish (Neopagetopsis ionah), of the Southern Ocean Nototheniidae, the cod icefish or notothens of the Antarctic region, whose members have red, hemoglobin-rich blood Patagonian toothfish (Dissostichus eleginoides), a species of Notothen found in cold southern waters Salangidae, the icefish or noodlefish, a family of small, transparent or semi-transparent ("ice-like") fishes found in fresh, brackish and marine waters in East Asia and the northwestern Pacific Ocean
Other uses , a submarine IceFish (band), a progressive rock project band started by Virgil Donati and Marco Sfogli
See also Ice fishing