Nototheniidae
- In some scientific literature, the term "cod icefish" is used to identify members of this family. This should not be confused with the term "icefish," which refers to the "white-blooded" fishes of the family Channichthyidae. See Icefish (disambiguation).
| Cod icefishes | |
|---|---|
| Head of Antarctic toothfish (Dissostichus mawsoni) in McMurdo Sound | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Actinopterygii | 
| Order: | Perciformes | 
| Suborder: | Notothenioidei | 
| Family: | Nototheniidae Günther, 1861 | 
| Genera | |
| see text | |
Nototheniidae, the notothens or cod icefishes, is a family of ray-finned fishes, part of the suborder Notothenioidei which is traditionally placed within the order Perciformes. They are largely found in the Southern Ocean.