Clarias nigromarmoratus Poll, 1967
photo by RMCA / Mark Hanssens

Family:  Clariidae (Airbreathing catfishes)
Max. size:  17.6 cm TL (male/unsexed)
Environment:  demersal; freshwater
Distribution:  Africa: Kwango, Kwilu and southern tributaries of the Kasai (middle Congo River system) in Angola (Ref. 248, 11970).
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 72-84; Anal soft rays: 62-70. Body and fins darkly marbled and with irregular white blotches. Head rectangular dorsally; snout small; eyes dorsally located. Frontal fontanelle intermediate between `sole-shaped' and `knife-shaped'; occipital fontanelle very small. Supraorbital and `dermosphenotic' bones joined in specimens above 57.6 mm SL. Gill rakers relatively long, slender and distantly set. Degree of development of the suprabranchial organ variable, generally greatly reduced. Openings of the secondary sensory canals hardly visible.
Biology:  Nothing is known about the ecology and reproduction of this species (Ref. 78218).
IUCN Red List Status: Least Concern (LC); Date assessed: 16 February 2009 Ref. (130435)
Threat to humans:  harmless


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