Comet Eviota, Eviota cometa Jewett & Lachner 1983

Other Names: Comet Dwarfgoby, Comet Pygmy Goby, Comet Pygmygoby, Comet Pygmy-goby

A Comet Eviota, Eviota cometa, in Fiji. Source: Rudy Whitworth, Fig. 35, in Greenfield & Randall (2016) Journal of the Ocean Science Foundation 20. License: CC BY Attribution

A semi-transparent pygmy goby with  a horizontal hour-glass-shaped mark on the caudal-fin base, a broad reddish to brown internal stripe containing white spots along the head and body, a white stripe and/or a series of dashes often along the vertebral column just above the reddish stripe, and 3-5 whitish to yellowish spots along the lower side behind the anus.

Cite this page as:
Bray, D.J. 2020, Eviota cometa in Fishes of Australia, accessed 02 Dec 2022,

Comet Eviota, Eviota cometa Jewett & Lachner 1983

More Info


Scott Reef, Western Australia, and the northern Great Barrier Reef, Queensland, and reefs in the Coral Sea. Elsewhere the species occurs in the tropical, west Pacific: Philippines, Japan (Ryukyu Islands), Micronesia (Palau, Pohnpei, Marshall Islands), Kiribati (Phoenix and Line Islands, Caroline Island), southwards to Indonesia (Bali), Papua New Guinea, Solomon Islands, Vanuatu, Fiji, New Caledonia, and Australia.
Inhabits sandy bottoms adjacent to well-developed reefs, rubble areas and dead coral with algae.


Dorsal fin VI + I, 8-9; Anal fin I, 8; Pectoral fin 17-18, all rays unbranched; Longitudinal scale series 22-24. 
Cephalic sensory-canal pore system lacking only the IT pore (pattern 2); fifth pelvic-fin 10% of 4th ray. Scales ctenoid, absent from head, nape and pectoral-fin base.


The specific is from the Latin cometa (= comet) in reference to the basicaudal spot and the dark trailing streak.

Species Citation

Eviota cometa Jewett & Lachner 1983, Proc. Biol. Soc. Washington 96(4): 796, figs 8-9. Type locality: Totoya Island, Fiji. 


Bray, D.J. 2020


Atlas of Living Australia

Comet Eviota, Eviota cometa Jewett & Lachner 1983


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

Allen, G.R. & Russell, B.C. 1986. Part VII Fishes. pp. 79-103 in Berry, P.F. (ed.) Faunal Surveys of the Rowley Shoals, Scott Reef and Seringapatam Reef, northwestern Australia. Records of the Western Australian Museum, Supplement 25: 1-106.

Greenfield, D. 2016. Eviota cometa. The IUCN Red List of Threatened Species 2016: e.T193027A2186047. Downloaded on 26 December 2016.

Greenfield, D.W. 2017. An overview of the dwarfgobies, the second most speciose coral-reef fish genus (Teleostei: Gobiidae: Eviota). Journal of the Ocean Science Foundation 29: 32-54.

Greenfield, D.W. & Randall, J.E. 2016. A review of the dwarfgobies of Fiji, including descriptions of five new species (Teleostei: Gobiidae: Eviota). Journal of the Ocean Science Foundation 20: 25-75.

Greenfield, D.W., Tornabene, L, Erdmann, M.V. & Pada, D.N. 2019. Eviota gunawanae, a new microendemic dwarfgoby from the Fakfak Peninsula, West Papua, Indonesia (Teleostei: Gobiidae). Journal of the Ocean Science Foundation 32: 57-67. :

Greenfield, D.W. & Winterbottom, R. 2016. A key to the dwarfgoby species (Teleostei: Gobiidae: Eviota) described between 1871 and 2016. Journal of the Ocean Science Foundation 24: 35–90.  

Jewett, S.L. & Lachner, E.A. 1983. Seven new species of the Indo-Pacific genus Eviota (Pisces : Gobiidae). Proceedings of the Biological Society of Washington 96(4): 780-806. See ref at BHL

Kuiter R.H. & Tonozuka, T. 2001. Indonesian Reef Fishes. Part 3. Jawfishes - Sunfishes, Opistognathidae - Molidae. Melbourne : Zoonetics pp. 623–893.

Myers, R.F. 1989. Micronesian Reef Fishes. Guam : Coral Graphics 298 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. 

Randall, J.E. 2005. Reef and shore fishes of the South Pacific. New Caledonia to Tahiti and the Pitcairn Islands. Honolulu : University of Hawaii Press 707 pp.

Quick Facts

CAAB Code:37428118

Conservation:IUCN Least Concern

Depth:1-40 m

Habitat:Reef associated

Max Size:2.5 cm SL

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CAAB distribution map