Pineapple Whiptail, Idiolophorhynchus andriashevi Sazonov 1981

Other Names: Buckler-ridged Grenadier, Pineapple Rattail

Idiolophorhynchus-andriashevi. Source: Idiolophorhynchus-andriashevi. License:

A brownish-black whiptail with dark brownish-black fins, a long, sharply pointed, flattened snout, and four rows of keeled scutes along each side.

Cite this page as:
Bray, D.J. 2022, Idiolophorhynchus andriashevi in Fishes of Australia, accessed 15 Apr 2024,

Pineapple Whiptail, Idiolophorhynchus andriashevi Sazonov 1981

More Info


Off southern Tasmania, to west of Cape Leeuwin, Western Australia; also north of Macquarie Island in the Southern Ocean. Elsewhere the species occurs in New Zealand.


Dorsal fin II, 7–13 + 100+; Pectoral fin 15–21; Pelvic fin 3–4; Gill rakers (inner) 16–19; Branchiostegal rays 7; Pyloric caecae 7–8; Scutes - dorsal 24–33, ventral 19–26, lateral 9–16.
Snout long, sharply pointed, flattened dorsoventrally, lacking a terminal scute, length 44–49% HL, ventral snout length 43–48% HL; jaws extending to below hind margin of orbit; no chin barbel; mouth inferior; small teeth in bands in both jaws; barbel absent. Orbit diameter 18–21% HL; interorbital width 28–33% HL; upper jaw length 19–22% HL. Gill rakers numerous, outer rakers on first arch long, tapering to fine tip, remaining rakers relatively short, with broad rounded tips. Four longitudinal rows of keeled scute-like scales along each side, 1 dorsolaterally, 2 ventrolaterally, and 1 midlaterally; intervening areas with weak, unspinulated scales or naked. Head ridges covered with flattened scutes lacking erect spinules. No temporal pit.


The species is not bioluminescent.


The species is named in honour of  in honor of Soviet ichthyologist Anatoly Petrovich Andriashev.

Species Citation

Idiolophorhynchus andriashevi Sazonov 1981, Zoologicheskii Zhurnal 60(9): 1360, figs 1-2. Type locality: 120 miles southwest from Fremantle, off Cape Freycinet, Western Australia, 33°22'S, 113°59'E, depth 1190-1230 m.


Bray, D.J. 2022


Atlas of Living Australia

Pineapple Whiptail, Idiolophorhynchus andriashevi Sazonov 1981


Cohen, D.M., Inada, T., Iwamoto, T. & Scialabba, N. 1990. FAO Species Catalogue. Gadiform fishes of the world (order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fisheries Synopsis No. 125. Rome : FAO Vol. 10 442 pp. 

Iwamoto, T. & McMillan, P.J. 2008. Family Macrouridae. pp. 320-347 in Gomon, M.F., Bray, D.J. & Kuiter, R.H. (eds). Fishes of Australia's Southern Coast. Sydney : Reed New Holland 928 pp. 

Iwamoto, T. & Williams, A. 1999. Grenadiers (Pisces, Gadiformes) from the continental slope of western and northwestern Australia. Proceedings of the California Academy of Sciences 51(3): 105-243 figs 1-58 See ref at BHL

McMillan, P.J. 1995. Review of trachyrincine grenadier fishes (Pisces: Macrouridae) from New Zealand, with a description of a new species of Trachyrincus. New Zealand Journal of Marine and Freshwater Research 29(1): 83-91

McMillan, P.J. & Iwamoto, T. 2015. Families Macrouridae, Bathygadidae, Macrouroididae, Trachyrincidae. pp. 747-838 in Roberts, C.D., Stewart, A.L. & Struthers, C.D. The Fishes of New Zealand. Wellington : Te Papa Press Vol. 3 pp. 577-1152. 

Sazonov, Y.I. 1981. Idiolophorhynchus andriashevi gen. et sp. n. (Osteichthyes, Macrouridae) from the Australia New Zealand region. Zoologicheskii Zhurnal 60(9): 1357-1363 figs 1-2 [in Russian, English summary]

Quick Facts

CAAB Code:37232037

Depth:1030-2350 m


Max Size:30 cm TL

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