Spotted Gelatinous Cusk, Barathronus maculatus Shcherbachev 1976


A Spotted Gelatinous Cusk, Barathronus maculatus, AMS I.24059-013, from off New South Wales. Source: Ken J. Graham / NSW Fisheries. License: CC By Attribution-NonCommercial-ShareAlike

Summary:
A reddish gelatinous cusk with a dark peritoneum and an irregular dark pattern along the side. The eyes are only externally visible in specimens less than ~14 cm, and appear as a narrow, dark ring surrounding paler tissue.

Cite this page as:
Bray, D.J. 2019, Barathronus maculatus in Fishes of Australia, accessed 10 Jul 2020, http://136.154.202.208/Home/species/4071

Spotted Gelatinous Cusk, Barathronus maculatus Shcherbachev 1976

More Info


Distribution

East of  Port Stephens to east of Nowra, New South Wales, and north of the Dampier Archipelago to southwest of Imperieuse Reef, Western Australia, in depths of 500-1150 m. Elsewhere the species occurs in the Indo-west Pacific: South Africa to Japan and the Philippines.

Features

Dorsal fin 75-83; Anal fin 55-66, Vertebrae 74-79.
Vomer with up to 4 fangs and dentary with up to 5 fangs. Length of penis up to 10 % SL; it is proximally covered by a large dorsal clasper and a smaller ventral clasper protected ventrally by a well-developed fleshy hood. In specimens longer than about 140 mm SL the eyes are not externally visible while the eyes of smaller specimens appear as a narrow, dark ring surrounding lighter tissue.

Fisheries

Taken as bycatch in commercial trawl fisheries working on the upper continental slope.

Species Citation

Barathronus maculatus Shcherbachev 1976, Voprosy Ikhtiologii 16(1): 162-165 1 fig. [in Russian; English translation J. Ichthyol. 16(1): 146–149] [164, fig. B]. Type locality: Off Maputo, Mozambique, western Indian Ocean, 26°41'S, 34°06'E, depth 1000 m.

Author

Bray, D.J. 2019

Resources

Australian Faunal Directory

Spotted Gelatinous Cusk, Barathronus maculatus Shcherbachev 1976

References


Cohen, D.M. & Nielsen, J.G. 1978. Guide to the identification of genera of the fish order Ophidiiformes with a tentative classification of the order. National Marine Fisheries Service (U.S.). Technical Report 417: 1-72 figs 1-103 

Knudsen, S. 2015. Aphyonus gelatinosus. The IUCN Red List of Threatened Species 2015: e.T57453548A60774385. http://dx.doi.org/10.2305/IUCN.UK.2015-4.RLTS.T57453548A60774385.en. Downloaded on 07 March 2019.

Nielsen, J.G. 1986. Family No. 99: Aphyonidae. pp. 356-357 in Smith, M.M. & Heemstra, P.C. (eds). Smith's Sea Fishes. Johannesburg : Macmillan South Africa xx + 1047 pp. 144 pls. 

Nielsen, J.G., Cohen, D.M., Markle, D.F. & Robins, C.R. 1999. Ophidiiform Fishes of the World. An annotated and illustrated catalogue of pearlfishes, cusk-eels, brotulas and other ophidiiform species known to date. FAO Fisheries Synopsis No. 125 Vol. 18. 178 pp.  

Nielsen, J.G. & Machida, Y. 1985. Notes on Barathronus maculatus (Aphyonidae) with two records from off Japan. Japanese Journal of Ichthyology 32(1): 1-5.

Nielsen, J.G., Pogonoski, J.J. & Appleyard, S.A. 2019. Aphyonid-clade species of Australia (Teleostei, Bythitidae) with four species new to Australian waters and a new species of BarathronusZootaxa 4564(2): 554–572, http://dx.doi.org/10.11646/zootaxa.4564.2.12

Shcherbachev, Y.N. 1976. New species of the family Aphyonidae (Pisces, Ophidiodea) from the Indian Ocean. Voprosy Ikhtiologii 16(1): 162-165 1 fig. [in Russian; English translation in Journal of Ichthyology 16(1): 146–149]

Quick Facts


CAAB Code:37228015

Biology:Live bearer

Conservation:IUCN Least Concern

Depth:386-1525 m

Habitat:Benthopelagic, continental slope

Max Size:22.5 cm SL

Species Image Gallery

Species Maps

CAAB distribution map