| Family: |
Cyprinidae (Minnows or carps), subfamily: Smiliogastrinae |
| Max. size: |
2.9 cm SL (male/unsexed) |
| Environment: |
benthopelagic; freshwater |
| Distribution: |
Africa: the Volta (Ref. 2801, 2940, 28610, 30488, 81282) and the Sokoto River (an affluent of the Niger) (Ref. 2940, 81282).
|
| Diagnosis: |
Dorsal spines (total): 0-0; Dorsal soft rays (total): 11-11; Anal spines: 0-0; Anal soft rays: 8-8. Diagnosis: last simple dorsal-fin ray smooth on hind margin; scale formula 3.5/24-28/3.5; 2-2.5 scales between lateral line and pelvic-fin base; 9-10 scales around caudal peduncle; lateral-line scales slightly deeper than other scales on sides; 8 branched dorsal fin rays; two pairs of barbels; anterior barbel not reaching to anterior margin of eye/not extending beyond centre of eye; posterior barbel reaching to, or extending beyond, posterior half of eye/extending beyond hind margin of eye; lateral line weakly depressed below dorsal fin and incomplete; maximum reported size 29 mm SL; no black spot on dorsal fin; rather faint black longitudinal band on sides (sometimes absent) (Ref. 2940, 81282).
Description: body moderately compressed, dorsal profile convex; mouth subterminal; usually, only first lateral-line scales pored, but some individuals may have almost complete lateral line; first gill arch with only 3 rudimentary gill rakers; D: III,8; A: III,5 (Ref. 2940, 81282).
Coloration: sides almost uniformly light, with narrow and diffuse longitudinal band extending from gill cover to caudal fin; snout with black bar; anterior margin of dorsal fin pigmented (Ref. 2940, 81282). |
| Biology: |
Affinities: B. punctitaeniatus (Ref. 2940). |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 26 August 2019 Ref. (130435)
|
| Threat to humans: |
harmless |
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