Flasher Sandgoby, Fusigobius signipinnis Hoese & Obika 1988

Other Names: Fine-spotted Sand-goby, Signal Goby, Signalfin Goby

Flasher Sandgoby, Fusigobius signipinnis, at Cebu, Central Visayas, Philippines. Source: Klaus Stiefel / Flickr: pacificklaus. License: CC BY Attribution-Noncommercial

A small semi-transparent greyish goby with tiny orange-brown spots on sides, a reddish-brown iris, and the first dorsal fin with a black tip and a large brownish-orange blotch surrounding white spots below. Males have a taller and more noticeably pigmented spinous dorsal fin.

Video of a Flasher Sandgoby at Cebu in the Philippines.

Cite this page as:
Dianne J. Bray, Fusigobius signipinnis in Fishes of Australia, accessed 29 May 2024, https://fishesofaustralia.net.au/home/species/1373

Flasher Sandgoby, Fusigobius signipinnis Hoese & Obika 1988

More Info


Recorded in Australia from Clerke Reef to Scott Reef, Western Australia, and Tijou Reef to One Tree Island, Queensland, and Ashmore Reef in the Coral Sea; also at Elizabeth Reef in the Tasman Sea near Lord Howe Island. Elsewhere, widespread in the tropical, east-Indo-west-central Pacific.

Inhabits sandy patches near rubble and coral rock in lagoons and on seaward reefs.


Meristic features: Dorsal fin VI + I, 9; Anal fin I, 8; Pectoral fin 16-18; Longitudinal scale series 23-25.

Body depth 4.7-5.5 in SL; gill opening extending to level slightly anterior to posterior edge of preopercle; pelvic fins united only at bases; pelvic frenum absent; scales mostly ctenoid, cycloid scales on breast, base of pectoral fin and side of nape to above rear margin of preopercle; operculum naked; median predorsal scales absent. First dorsal fin taller in males than females; caudal fin rounded


Head with a diagonal line from the eye to the upper jaw, many small orange-brown spots on body, and a black margin and a large brownish-orange blotch surrounding white spots on the spinous dorsal fin. Males have a taller and more noticeably pigmented spinous dorsal fin than females.

Species Citation

Fusigobius signipinnis Hoese & Obika, 1988, Japan. J. Ichthyol. 35(3): 282, figs 1-7 .Type locality: Lizard Island, QLD. 


Dianne J. Bray

Flasher Sandgoby, Fusigobius signipinnis Hoese & Obika 1988


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

Hoese, D.F. & Obika, Y. 1988. A new gobiid fish, Fusigobius signipinnis, from the western tropical Pacific. Japanese Journal of Ichthyology 35(3): 282-288 figs 1-7.

Kuiter, R.H. 1992. Tropical Reef-Fishes of the Western Pacific, Indonesia and Adjacent Waters. Jakarta : PT Gramedia Pustaka Utama 314 pp. pls.

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

Larson, H.K. & Murdy, E.O. 2001. Eleotridae, Gobiidae. pp. 3574-3604 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. 6 pp. 3381-4218.

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. 1995. Fusigobius Whitley, a junior synonym of the gobiid fish genus Coryphopterus Gill. Bull. Mar. Sci. 56(3): 795-798. (as Coryphopterus signipinnis)

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.

Russell, B.C. 1983. Annotated checklist of the coral reef fishes in the Capricorn-Bunker group, Great Barrier Reef, Australia. Great Barrier Reef Marine Park Authority. Special Publication Series 1: 1-184 figs 1-2 (p. 133, as Fusigobius sp. 2; and as Fusigobius sp. DFH sp. 3)

Quick Facts

CAAB Code:37428147

Depth:3-30 m

Fishing:Aquarium fish (rare)

Habitat:Reef associated, on sand patches

Max Size:6.3 cm TL

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