Favonigobius reichei (Bleeker, 1854)
Indo-Pacific tropical sand goby
photo by Randall, J.E.

Family:  Gobiidae (Gobies), subfamily: Gobiinae
Max. size:  8.3 cm TL (male/unsexed)
Environment:  demersal; depth range 0 - 5 m, amphidromous
Distribution:  Indo-West Pacific: East Africa to the Philippines (Ref. 7050), north to Japan (Ref. 559), south to northern Australia (Ref. 33390).
Diagnosis:  Dorsal spines (total): 7-7; Dorsal soft rays (total): 8-8; Anal spines: 1-1; Anal soft rays: 7-8. Body with small spots; sides with 4-5 groups of black spots, last spot on caudal peduncle often paired without a vertical bar at caudal base; median fins spotted; paired fins pale (Ref. 2798). Large males with dusky 1st dorsal, anal and pelvic fins (Ref. 2798); characterized further by second dorsal spine forming elongate, threadlike filament; pelvic fins united medially; presence of pelvic frenum; rounded caudal fin; longitudinal scale series 27; ctenoid scales except cycloid on breast and pectoral fin base; predorsal scales 3, scale absent on remainder of head; depth of body 6.1 in SL (Ref. 90102).
Biology:  Usually in small groups (Ref. 90102). Found over sandy and muddy bottoms, often in weedy areas of intertidal zone; also in mangroves, estuaries, lagoons and rivers (Ref. 4343).
IUCN Red List Status: Least Concern (LC); Date assessed: 02 July 2016 Ref. (120744)
Threat to humans:  harmless
Country info:   

Entered by: Sa-a, Pascualita - 04.05.94
Modified by: Casal, Christine Marie V. - 12.04.18
Checked by: Sa-a, Pascualita - 03.07.94

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