Paranotothenia magellanica, the Maori cod, is also known as Magellanic rockcod, blue notothenia or orange throat notothen. "Maori chief

Maori chief

The Maori chief, Notothenia angustata, is a cod icefish in the genus Notothenia found in the southern ocean between New Zealand and Chile south to the Antarctic, at depths down to 100 m in rocky reef areas. Its length is between 30 and 65 cm....

" and "black cod

Black cod

The black cod or smallscaled cod, Notothenia microlepidota, is a marine cod icefish in the genus Notothenia with distribution ranging from southern New Zealand to sub-Antarctic seas, although they have also been fished off the Great Australian Bight, Chile, and round the Falkland Islands, on rocky...

", sometimes used for this species

Species

In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...

, usually refer to fishes from the related genus

Genus

In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 Notothenia. It is a cod icefish in the family

Family (biology)

In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...

 Nototheniidae

Nototheniidae

The cod icefishes or nothothens are the family Nototheniidae of acanthopterygian fishes, containing about 50 species in 13 genera. They are traditionally placed in the perciform assemblage together with their relatives, but like every lineage in the "Perciformes" their actual relationships are not...

 commercially harvested from the Southern Ocean

Southern Ocean

The Southern Ocean comprises the southernmost waters of the World Ocean, generally taken to be south of 60°S latitude and encircling Antarctica. It is usually regarded as the fourth-largest of the five principal oceanic divisions...

. It is found at depths down to 255 m, and its length is between 15 and 40 cm. It is a member of the order Perciformes

Perciformes

The Perciformes, also called the Percomorphi or Acanthopteri, is one of the largest orders of vertebrates, containing about 40% of all bony fish. Perciformes means perch-like. They belong to the class of ray-finned fish and comprise over 7,000 species found in almost all aquatic environments...

 and thus unrelated to the true cod

Cod

Cod is the common name for genus Gadus, belonging to the family Gadidae, and is also used in the common name for various other fishes. Cod is a popular food with a mild flavor, low fat content and a dense, flaky white flesh. Cod livers are processed to make cod liver oil, an important source of...

s.