Largespot Eel Blenny, Congrogadus amplimaculatus (Winterbottom 1980)

Other Names: Large-spot Eel-blenny

Largespot Eel Blenny, Congrogadus amplimaculatus. Source: Australian National Fish Collection, CSIRO. License: CC by Attribution-NonCommercial

A cryptic brown eel blenny with a dark ocellated spot on the gill cover, and rows of large pale spots along the body, extending onto the dorsal, anal and caudal fins.

Cite this page as:
Bray, D.J. 2017, Congrogadus amplimaculatus in Fishes of Australia, accessed 30 Nov 2022,

Largespot Eel Blenny, Congrogadus amplimaculatus (Winterbottom 1980)

More Info


West of Bynoe Bay, Northern Territory, to Endeavour Strait, S of Prince of Wales Island, Cape York, Queensland, and north to the Torres Strait, Queensland, the Aru Islands, Indonesia.
Inhabits shallow inshore coral reefs on sandy and muddy areas with sponges and large shell fragments. 


Dorsal fin 62-64; Anal fin 52-54; Vertebrae 66-69. 
Gill membranes fused to the isthmus; posterior otic sensory canal pore absent; preopercular canal usually with 7 pores.


The specific name amplimaculatus is from the Latin 'amplus' (= large in size) and 'maculatus' (= spotted or full of spots) in reference to the large number of large pale spots on the body.

Species Citation

Congrogadoides amplimaculatus Winterbottom 1980, Copeia 1980(3): 397, fig. 1. Type locality: 29 kilometers northeast of mouth of Albert River, southern portion of Gulf of Carpentaria, Queensland. 


Bray, D.J. 2017


Australian Faunal Directory

Largespot Eel Blenny, Congrogadus amplimaculatus (Winterbottom 1980)


Allen, G.R. 2010. Congrogadus amplimaculatus. The IUCN Red List of Threatened Species 2010: e.T155004A4691693. Downloaded on 14 September 2017.

Blaber, S.J.M., Brewer, D.T. & Harris, A.N. 1994. Distribution, biomass and community structure of demersal fishes of the Gulf of Carpentaria, Australia. Australian Journal of Marine Freshwater Research 45(3): 375-396.

Gill, A.C. 1999. Family Pseudochromidae. pp. 2557-2577 in Carpenter, K.E. & Niem, T.H. (eds). The Living Marine Resources of the Western Central Pacific. FAO Species Identification Guide for Fisheries Purposes. Rome : FAO Vol. 4 pp. 2069-2790.

Gill, A.C., Mooi, R.D. & Hutchins, J.B. 2000. Description of a new subgenus and species of the fish genus Congrogadus from Western Australia (Perciformes: Pseudochromidae). Records of the Western Australian Museum 20: 69-79.

Godkin, C.M. & Winterbottom, R. 1985. Phylogeny of the family Congrogadidae (Pisces: Perciformes) and its placement as a subfamily of the Pseudochromidae. Bulletin of Marine Science 36(3): 633-671 (as Congrogadoides amplimaculatus).

Larson, H.K., Williams, R.S. & Hammer, M.P. 2013. An annotated checklist of the fishes of the Northern Territory, Australia. Zootaxa 3696(1): 1-293.

Ramm, D.C. 1997. Assessment of groundfish stocks in northern Australian waters between 127–137°E. Final report to the Fisheries Research and Development Corporation on project 90/15, and the Fisheries Management Authority. Department of Primary Production, Northern Territory, Fishery Report 38: 1–85.

Sainsbury, K.J., Kailola, P.J. & Leyland, G.G. 1984. Continental Shelf Fishes of Northern and North-Western Australia. Canberra : Fisheries Information Service 375 pp. figs & pls. (as Congrogadoides amplimaculatus)

Whitley, G.P. 1966. Notes on some Queensland fishes. Australian Journal of Zoology 13(3): 235-243 (as Congrogadoides spinifer)

Winterbottom, R. 1980. Two new species of the Congrogadidae (Pisces : Perciformes) from the Indo-West Pacific. Copeia 1980(3): 396-402 figs 1-2

Winterbottom, R. 1986. Revision and vicariance biogeography of the subfamily Congrogadinae (Pisces: Perciformes: Pseudochromidae). Indo-Pacific Fishes 9: 1-34 figs 1-37 pl. 1

Quick Facts

CAAB Code:37411002

Conservation:IUCN Data Deficient

Depth:to 15 m

Habitat:Reef associated, sand/muddy areas

Max Size:13 cm SL

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CAAB distribution map