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Rhinogobius sexistriatus Chen & Wang, 2025 |
| Family: | Gobiidae (Gobies), subfamily: Gobionellinae | |||
| Max. size: | 3.45 cm SL (male/unsexed) | |||
| Environment: | benthopelagic; freshwater | |||
| Distribution: | Asia: China. | |||
| Diagnosis: | Dorsal spines (total): 7-7; Dorsal soft rays (total): 8-8; Anal spines: 1-1; Anal soft rays: 7-7; Vertebrae: 27-27. This species is distinguished from its congeners by the following set of characters: second dorsal fin rays I/8; anal fin rays I/7; pectoral fin rays 17; longitudinal scale series 26-28 (modally 27); predorsal scales 4-5 (modally 5); vertebral count 27; cheek with six parallel black stripes on lower side in male; branchiostegal membrane light blue and spotless in male; first dorsal fin bright orange on more than 1/2 dorsal region in male; second dorsal fin brownish yellow with 3 longitudinal rows of brown spots and a distal yellow margin in male; pectoral fin base greyish with a large, wide oblique black mark and an orange spot behind in male; and caudal fin greyish with 5 vertical rows of brown spots in male (Ref. 138525). | |||
| Biology: | This species inhabits shallow-water riffles and front region of pools, 20-60 cm. in depth, characterized by large pebble substrates and slow to moderate currents (Ref. 138525). | |||
| IUCN Red List Status: | Not Evaluated (N.E.) Ref. (130435) | |||
| Threat to humans: | harmless | |||