Rhinogobius albimaculatus Chen, Kottelat & Miller, 1999

Family:  Gobiidae (Gobies), subfamily: Gobionellinae
Max. size:  5.9 cm TL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  Asia: Nam San basin in the Mekong basin of Laos.
Diagnosis:  Dorsal spines (total): 6-6; Dorsal soft rays (total): 10-11; Anal spines: 1-1; Anal soft rays: 7-7; Vertebrae: 28-28. Distinguished by the combination of characters: 2nd dorsal fin rays modally I/9; body with 5 or 6 lateral blackish-brown blotches; and male with long filamentous rays in 1st dorsal fin and cheek with about 40 small rounded white spots (Ref. 33279). Anal fin with one simple and 7 branched rays (Ref. 43281).
Biology:  Inhabits headwaters with relatively fast water, in riffles, among large gravel.
IUCN Red List Status: Vulnerable (VU); Date assessed: 11 November 2011 (B1ab(i,ii,iii)+2ab(i,ii,iii)) Ref. (130435)
Threat to humans:  harmless


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