Volcano Shrimpgoby, Amblyeleotris rhyax Polunin & Lubbock 1979

A Volcano Shrimpgoby, Amblyeleotris rhyax. Source: John E. Randall. License: CC BYAttribution-Noncommercial

A whitish shrimpgoby covered in red-edged orange spots, three distinct narrow reddish bars on the head and body (enclosing orange spots) followed by two additional indistinct bars below the second dorsal fin.The Volcano Shrimpgoby inhabits deep reefs and is rarely seen.

Cite this page as:
Bray, D.J. 2019, Amblyeleotris rhyax in Fishes of Australia, accessed 16 Apr 2024, https://fishesofaustralia.net.au/home/species/1185

Volcano Shrimpgoby, Amblyeleotris rhyax Polunin & Lubbock 1979

More Info


Northern Great Barrier Reef, Queensland. Elsewhere the species occurs in the west Pacific: Indonesia, Philippines, Papua New Guinea, Palau and Australia.
Inhabits deep sandy/rubble outer reef slopes, sharing burrows with alpheid shrimps.


Dorsal fin VI + I, 12; Anal fin I, 12; Pectoral fin 19-20; Longitudinal scale series 66-71.
Greatest body depth 5.0-5.6 in SL; pelvic fin separate, joined only by low basal membrane; midline of nape scaled, scales on side of nape extending forward to above operculum; caudal fin more or less pointed, usually longer than head.


Body whitish with numerous red-edged orange spots on head and body; head and anterior body with three narrow reddish bars; two additional, less distinct bars below second dorsal fin.


The specific name rhyax is from Greek meaning volcano, in reference to the fiery colours of the species.

Species Citation

Amblyeleotris rhyax Polunin & Lubbock 1979, Bull. Brit. Mus. (Nat. Hist.) Zool. 36(4): 239, fig. 1. Type locality: sandy gully amongst coral at 35 m depth, Nodup, near Rabaul, New Britain, Bismarck Archipelago.


Bray, D.J. 2019


Atlas of Living Australia

Volcano Shrimpgoby, Amblyeleotris rhyax Polunin & Lubbock 1979


Allen, G.R., Steene, R., Human, P. & Deloach, N. 2003. Reef Fish Identification Tropical Pacific. Jacksonville, Florida : New World Publications, Inc. 457 pp. 

Allen, G.R. & Erdmann, M.V. 2012. Reef fishes of the East Indies. Perth : Tropical Reef Research 3 vols, 1260 pp. 

Myers, R.F. 1999. Micronesian Reef Fishes. A comprehensive guide to the coral reef fishes of Micronesia. Guam : Coral Graphics vi 330 pp. 192 pls.

Polunin, N.V.C. & Lubbock, R. 1979. Five new prawn-associated gobies (Teleostei : Gobiidae) of the genus Amblyeleotris. Bulletin of the British Museum (Natural History) Zoology 36(4): 239-249 figs 1-5 See ref at BHL

Randall, J.E., Allen, G.R. & Steene, R. 1997. Fishes of the Great Barrier Reef and Coral Sea. Bathurst : Crawford House Press 557 pp. figs.

Quick Facts

CAAB Code:37428042

Behaviour:Shares burrows with alpheid shrimps

Depth:30-45 m

Habitat:Reef associated, sand/rubble areas

Max Size:10 cm TL

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CAAB distribution map