Oligolepis acutipennis (Valenciennes, 1837)
Sharptail goby
尖鳍寡鳞鰕虎鱼,  斑点狭鲨,  尖鰭寡鱗鰕虎魚
Oligolepis acutipennis
photo by Ramani Shirantha

Family:  Gobiidae (Gobies), subfamily: Gobionellinae
Max. size:  15 cm TL (male/unsexed)
Environment:  demersal; freshwater; brackish; marine, amphidromous
Distribution:  Indo-West Pacific: Natal, South Africa to Indonesia and the western Pacific.
Diagnosis:  Dorsal spines (total): 7-7; Dorsal soft rays (total): 10-11; Anal spines: 1-1; Anal soft rays: 10-11. Brownish with dark blotches along back; faint blotches on mid side, the last on caudal base; fins usually spotted (Ref. 2798).
Biology:  Occurs inshore, enters lagoons (Ref. 4343). Found in muddy estuaries and coastal bays (Ref. 4833). Enters lower reaches of freshwater streams (Ref. 2847). Feeds on small fishes, crustaceans and other invertebrates (Ref. 12693).
IUCN Red List Status: Least Concern (LC); Date assessed: 11 August 2019 Ref. (130435)
Threat to humans:  harmless
Country info:  Recorded from Haikou City of Nandujiang river drainage, Wanning County of Longshou River, and from Ya County of Ningyuan River in Hainan Province (Ref. 45323). 8 specimens from Haikou city of Nandujiang river drainage, Wanning county of Longshou river, others 13 specimens from Ya county of Ningyuan river in Hainan Province.(Ref.45323)


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