Enteromius nigeriensis (Boulenger, 1903)
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Family:  Cyprinidae (Minnows or carps), subfamily: Smiliogastrinae
Max. size:  5 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  Africa: present in the Nile (Ref. 2940), Chad (Ref. 2940, 13331), Niger, Volta (Ref. 2801, 2940, 13331, 81282), Ogun (Ref. 2801, 2940, 13331), BenuĂ© (Ref. 13331) and Cross (Ref. 2940, 13331, 81282, 81639) Rivers.
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 11-11; Anal spines: 0-0; Anal soft rays: 8-8. Diagnosis: mouth subinferior; two pairs of rather long barbels, anterior pair reaching to posterior half of eye, posterior pair sometimes extending beyond posterior border of eye; lateral line complete and depressed below dorsal fin; 27-30 scales in lateral line; 4.5 scales between lateral line and dorsal fin origin; 3.5-4.5 scales between lateral line and mid-belly; 2.5 scales between lateral line and pelvic-fin base; 12 scales around caudal peduncle; 8 branched dorsal fin rays; last simple dorsal-fin ray smooth on hind margin; no black spots; small black regular longitudinal stripe on sides curved upwards beneath dorsal fin; maximum reported size 50 mm SL (Ref. 2940, 81282, 81639). Description: dorsal profile slightly convex; D:III,8; A:III,5 (Ref. 2940, 81282, 81639). Mouth relatively broad (Ref. 2940, 81282). Coloration: narrow black longitudinal band running from gill cover to posterior part of caudal peduncle, where it becomes slightly broader; band curves slightly upwards below dorsal fin, distinctly diverging from the lateral line in this sector; sides silvery in life; dorsal and caudal fins pale pink (Ref. 2940, 81282, 81639).
Biology: 
IUCN Red List Status: Least Concern (LC); Date assessed: 02 May 2019 Ref. (123251)
Threat to humans:  harmless
Country info:   
 

Entered by: Cruz, Tess - 24.03.92
Modified by: Bailly, Nicolas - 29.04.09
Checked by: Sa-a, Pascualita - 24.06.94

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