Chrysichthys thysi Risch, 1985
photo by RMCA / Mark Hanssens

Family:  Claroteidae (Claroteid catfishes), subfamily: Claroteinae
Max. size:  30 cm SL (male/unsexed)
Environment:  demersal,
Distribution:  Africa: known only from the Ogowe and Nyanga Rivers, Gabon (Ref. 81642).
Diagnosis:  Dorsal spines (total): 2-2; Dorsal soft rays (total): 6-6; Anal soft rays: 13-15. Diagnosis: snout length larger than 75% of mouth width; dorsal spine long, 17.2-22.9% HL, less than 6 times in SL; dorsal fin base length 21.3-31.5% HL; 13-15 soft rays in anal fin (Ref. 81642). Description: premaxillary toothband wide (width 33.2-45.2% HL), mouth wider (width 42.33-55.6% HL) than snout length (30.7-42.9% HL); vomerine and palatine dentition strongly developed, even in juveniles; pectoral fin with 9 (rarely 10) soft rays; anal fin with 13-15 soft rays, 4-5 unbranched, 8-10 branched; nasal barbel long (length 16.2-36.5% HL)(Ref. 81642). Coloration: preserved specimens: head and dorsum dark brown, ventrum creamy white (Ref. 81642).
IUCN Red List Status: Least Concern (LC); Date assessed: 16 February 2009 Ref. (119314)
Threat to humans:  harmless
Country info:   

Entered by: Sa-a, Pascualita - 14.04.94
Modified by: Musschoot, Tobias - 17.08.17

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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