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Chrysichthys levequei Risch, 1988 |
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photo by
MNHN |
| Family: | Claroteidae (Claroteid catfishes) | |||
| Max. size: | 16.2 cm SL (male/unsexed) | |||
| Environment: | demersal; freshwater | |||
| Distribution: | Africa: endemic to the Samou River (Konkouré basin) in Guinea (Ref. 57126). | |||
| Diagnosis: | Dorsal spines (total): 2; Dorsal soft rays (total): 6; Anal spines: -0. Diagnosis: mouth broad; premaxillary tooth plate broad and unnotched, its width 27.5-33.9% of head length, and 5-7.5 times as broad as long; head not swollen; vomerine tooth plate not interrupted on the vomer (adults); palatine tooth plates poorly developed, confined to one dermo-palatine band, forming a small band (on each side) confluent with the vomerine plate; nasal barbel long, as long as (juveniles) or twice as long as (adults) eye diameter; mandibular barbels stout; 13-14 crenulated gill rakers on lower limb of first arch; chin papillose (Ref. 57126). Description: nasal barbels present; very short first dorsal spine; well developed second spine, weakly denticulate along posterior margin; pelvic fin with 1 unbranched and 5 branched soft rays; anal fin with 4-5 unbranched and 8-9 branched soft rays (Ref. 57126). Coloration: live specimens rather uniformly brown or blackish on head and back and lighter, almost white, on belly (Ref. 57126). | |||
| Biology: | ||||
| IUCN Red List Status: | Endangered (EN); Date assessed: 01 January 2020 (B1ab(iii)) Ref. (130435) | |||
| Threat to humans: | harmless | |||