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Enteromius sylvaticus (Loiselle & Welcomme, 1971) |
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photo by
Olson-Ringby, M. |
| Family: | Cyprinidae (Minnows or carps), subfamily: Smiliogastrinae | |||
| Max. size: | 1.9 cm SL (male/unsexed) | |||
| Environment: | benthopelagic; freshwater | |||
| Distribution: | Africa: described from the Ignidi River at Lagbe, Benin (Ref. 2801), but also known from the Niger delta in Nigeria (Ref. 2940, 81282). | |||
| Diagnosis: | Dorsal spines (total): 0-0; Dorsal soft rays (total): 10-10; Anal spines: 0-0; Anal soft rays: 8-8. Diagnosis: last simple dorsal-fin ray smooth on hind margin; scale formula -/20-23/-; 8(9) scales around caudal peduncle; scales in mid-lateral series with small black spots; 7 branched dorsal fin rays; no barbels; lateral line absent; maximum reported size 19 mm SL (Ref. 2940, 81282). Description: very small species with slightly compressed body; mouth small, subterminal, protrusible downwards, without visible barbels; no pored scales in lateral line; 20-23 scales in longitudinal series, 20 around body, 8 (9) around caudal peduncle; D: III,7; A: III,5; V: I,5 (Ref. 2940, 81282). Coloration: edges of scales on back and sides lined with melanophores, forming dark network; small, irregular concentrations of melanophores on scales of mid-lateral series; fine line of melanophores along myoseptum and very distinct black spot at end of caudal (Ref. 2940, 81282). | |||
| Biology: | Affinities: B. clauseni (Ref. 2940). | |||
| IUCN Red List Status: | Vulnerable (VU); Date assessed: 03 May 2019 (B2ab(iii)) Ref. (130435) | |||
| Threat to humans: | harmless | |||