Ridge scaled rattail
Encyclopedia
The ridge scaled rattail, Macrourus carinatus, is a rattail
Rattail
Grenadiers or rattails are generally large, brown to black gadiform marine fish of the family Macrouridae...

 of the genus Macrourus
Macrourus
Macrourus is a genus of rattails of the family Macrouridae.-Species:* Onion-eye grenadier, Macrourus berglax Lacepède, 1801* Ridge scaled rattail, Macrourus carinatus * Bigeye grenadier, Macrourus holotrachys Günther, 1878...

, found in the Great Southern Ocean at depths of between 200 and 1,200 m. Its length is between 30 to 65 cm, although Fishbase records lengths up to 1 m.
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