| Xenocyprididae (East Asian minnows) |
| 7.25 cm SL (male/unsexed); 6.1 cm SL (female) |
|
benthopelagic; freshwater |
| Asia: Bang Giang river and Ky Cung river of the Pearl river in Viet Nam. |
|
Dorsal soft rays (total): 10-10; Anal soft rays: 12-12; Vertebrae: 40-41. Distinguished from other species of Opsariichthys by the following combination of characters: maxillary barbels absent; anterior notch on tip of upper lip absent; 41 scales on lateral line; 13-14 pre-dorsal scales; body width narrow; maxillary extending to or slightly beyond vertical of anterior margin of orbit; a series of two rows with 12-15 rounded tubercles on lower jaw; pectoral fin extending to origin of ventral fin in adult male; and snout and ventral side of head orange red in adult male in life (Ref. 95038).
Description: Dorsal fin rays iii,7; anal fin rays iii,9; pectoral fin rays i,14-15; and pelvic fin rays i,7-8 (Ref. 95038). |
| Inhabits the upper reach of stream with moderate velocity of clear water and substrate of small and medium pebbles and boulders (Ref. 95038). |
|
Not Evaluated (N.E.) Ref. (130435)
|
| harmless |
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