Rhinogobius rubrolineatus Chen & Miller, 2008

Family:  Gobiidae (Gobies), subfamily: Gobionellinae
Max. size:  4.23 cm SL (male/unsexed)
Environment:  demersal; freshwater; depth range - 0 m
Distribution:  Asia: China (Minjiang basin in Fujian Prov.).
Diagnosis:  Dorsal spines (total): 7-7; Dorsal soft rays (total): 8-8; Anal spines: 1-1; Anal soft rays: 7-7; Vertebrae: 26-26. Diagnosed from all other species of the genus Rhinogobius by the unique combination of the following characters: second dorsal fin with one spine and 8 rays; anal fin with one spine and 7 rays; pectoral fin with 16-17 rays; scale on longitudinal series 28-30; predorsal scales 3-5; vertebrae 26; body side with 6 clusters of blackish-brown marks in male, grayish-brown in female; scale pockets of lateral body with conspicuous deep brown margin in female but not distinct in male; caudal fin base with a median black spot; snout with a dorsal pair of broad bright red stripes; a lateral pair of broad bright red stripe below orbit reaching vertically to corner of upper lip; snout orange; cheek with 2 oblique, parallel deep brown lines in male but absent n female; branchiostegal membrane grayish brown with 9-10 rounded bright orange red spots in male but uniform grayish and spotless in female; first dorsal fin with broad median grayish-black band; basal region of pectoral fin grayish black with basal, semicircular creamy-yellow region in male, pale in female (Ref. 79879).
Biology:  Inhabits shallow riffles with depth 30-60 cm, substratum composed of large pebbles and moderate to fast flowing water (Ref. 79879).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless
Country info:   
 


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