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Rhodeus nigrodorsalis Li, Liao & Arai, 2020 |
| Family: | Acheilognathidae (Bitterlings) | |||
| Max. size: | 4.71 cm SL (male/unsexed) | |||
| Environment: | benthopelagic; freshwater | |||
| Distribution: | Asia: China. | |||
| Diagnosis: | It has a longitudinal scale series 33-35; pored scales 2-4 (rarely 0); transverse scale series 10 (rarely 11); branched dorsal-fin rays 8; branched anal-fin rays 8 (rarely 9); vertebrae 34-35 (rarely 33); iris yellowish, belly yellow, dorsalfin membrane dark black, and a vertical band on the anterior of flank in nuptial males. | |||
| Biology: | ||||
| IUCN Red List Status: | Vulnerable (VU); Date assessed: 18 January 2024 (B1ab(iii)) Ref. (130435) | |||
| Threat to humans: | harmless | |||