HomeFish encyclopediaRay-finned fishesCodsGrenadiers or rattailsMcMillan's whiptail McMillan's whiptail (Coryphaenoides mcmillani) Scientific name: Coryphaenoides mcmillani Iwamoto & Shcherbachev, 1991 The McMillan's whiptail (Coryphaenoides mcmillani) is a marine fish of the family Macrouridae. Native range: Southeast Atlantic, South Africa. Southwest Pacific: Australia and off New Zealand. BiologyA benthic species found on the continental slope. Minimum depth from.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCoryphaenoides mcmillaniFamilyMacrouridae (Grenadiers or rattails)OrderGadiformes (Cods)ClassActinopterygii (Ray-finned fishes)Maximum length34.0Depth range817–1400 m (2680–4593 ft)EnvironmentMarine; bathypelagic; depth range 817 - 1400 mClimateDeep-waterDistributionSoutheast Atlantic: South Africa. Southwest Pacific: Australia and off New Zealand.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026