Slender Sandgoby, Fusigobius gracilis (Randall 2001)
A Slender Sandgoby, Fusigobius gracilis, at Lizard Island, Great Barrier Reef, Queensland, February 2019. Source: Anne Hoggett / iNaturalist.org. License: CC By Attribution-NonCommercial
Summary:
A slender semitransparent goby covered in tiny orange spots with black centres, a pupil-sized black spot on the middle of the caudal-fin base, and a small black spot above the pectoral-fin base. The Slender Sandgoby has the pelvic fins separated, and lacks a pelvic frenum.
Video of a Slender Sandgoby in Japan
Video of a Slender Sandgoby in Japan
Cite this page as:
Bray, D.J. 2018, Fusigobius gracilis in Fishes of Australia, accessed 16 Apr 2025, https://fishesofaustralia.net.au/home/species/122
Slender Sandgoby, Fusigobius gracilis (Randall 2001)
More Info
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Distribution |
Recorded in Australia from the Great Barrier Reef - Raine Island to One Tree Island. Elsewhere the species occurs in the West-Pacific. Inhabits sandy-rubble areas near reefs. |
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Features |
Dorsal fin VI + I, 9; Anal fin I, 8; Pectoral fin 17-19; Longitudinal scale series 25; Vertebrae 26. Body slender, depth 5.45-5.75 in SL; snout 3.0-3.4 in head length; gill opening extending to below middle of opercle. Head naked except for scales on side of nape reaching nearly to above upper end of preopercular margin; posterior nostril not close to orbit. First dorsal fin not higher than second; second dorsal-fin spine usually longest, 5.35-5.8 in SL. Pelvic fins fully united medially by membrane (when intact); pelvic frenum absent. |
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Colour |
Body translucent with numerous very small orange-yellow spots with blackish centres on head and body, those on head arranged in oblique rows; a black spot the size of pupil or smaller at midbase of caudal fin; a second smaller blackish spot just above base of pectoral fin; dorsal and caudal fins with orange-yellow spots; a dusky orange line from upper part of first membrane of first dorsal fin to base of second spine. |
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Species Citation |
Coryphopterus gracilis Randall, 2001, Zoological Studies 40(3): 208, fig. 4. Type locality: Sesoko Island, western side, Okinawa, Ryukyu Islands, Japan, depth 15-18 m. |
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Author |
Bray, D.J. 2018 |
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Resources |
Slender Sandgoby, Fusigobius gracilis (Randall 2001)
References
Allen, G.R. & Erdmann, M.V. 2012. Reef fishes of the East Indies. Perth : Tropical Reef Research 3 vols, 1260 pp.
Randall, J.E. 2001. Five new Indo-Pacific gobiid fishes of the genus Coryphopterus. Zoological Studies 40(3): 206-225. See ref online, open access
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.
