Rhinogobius formosanus Oshima, 1919
photo by Liao, T.-Y.

Family:  Gobiidae (Gobies), subfamily: Gobionellinae
Max. size:  4.87 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater, amphidromous
Distribution:  Asia: endemic to Taiwan.
Diagnosis:  Dorsal spines (total): 7-7; Dorsal soft rays (total): 7-9; Anal spines: 1-1; Anal soft rays: 7-8
Biology: 
IUCN Red List Status: Vulnerable (VU); Date assessed: 11 May 2022 (B1ab(iii)) Ref. (130435)
Threat to humans:  harmless


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