| Family: |
Gobiidae (Gobies), subfamily: Gobionellinae |
| Max. size: |
3.54 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. 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 29-31; predorsal scales 3-4; vertebrae 10+16 (total 26); gill opening restricted, reaching ventrally near vertical midline of opercle; body side with 5-6 major patches of blackish-brown clusters of irregular small spots in male; caudal fin base with either an arrow-shaped black mark or a rounded black spot in male; dorsal part of snout with a pair of deep red stripes; cheek with an arrow-shaped infraorbital red to brown curve following with 4-5 parallel, oblique brown stripes in male; branchiostegal membrane grayish with 8-10 rounded red spots in male; and pectoral fin with semicircular creamy yellow background, and a median orange spot and vertical orange bar on lower half (Ref. 79879). |
| Biology: |
Inhabits shallow riffles with depth 20-40 cm, substratum of small pebbles and slow to moderate water flow (Ref. 79879). |
| IUCN Red List Status: |
Not Evaluated (N.E.) Ref. (130435)
|
| Threat to humans: |
harmless |
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