Cat-eLog Right Arrow Clariidae Right Arrow Heterobranchus

Down arrow Cat-eLog Data Sheet
Scientific Name Heterobranchus boulengeri  Pellegrin, 1922
Common Name
Type Locality Lukonzolwa River, Congo System.
Pronunciation Het err o brach us
Etymology Heterobranchus: From the Greek heteros, meaning different and branchos, meaning fin; in reference to the presence of the two dorsal fins (rayed and adipose). Named to honour the Belgian-British zoologist, George Albert Boulenger.
Down arrow Species Information
Size 640mm or 25.2" SL. Find near, nearer or same sized spp.
Identification Head generally longer and much more flattened than in other Heterobranchus species. In dorsal outline, spatulate. Snout rectangular and lower jaw extending beyond upper.Dark brown dorsally, on the flanks and on the upper side of the paired fins,light brown to greyish on the belly and the lower side of the paired fins.Underparts of the head can be bright yellow.
Sexing The genital papilla, which is right below the anus, is elongated and pointy in males while it is round and relatively larger (and larger than the anus) in females. In ventral view especially, females are much broader in the body than males of equal age and rearing practices.
Down arrow Habitat Information
Distribution Africa: Lake Moero, Lukonzolwa River and Upper Congo in Zimbabwe.
IUCN Red List Category Not Evaluated
Down arrow Husbandry Information
Breeding Reports There is no breeding report.
Down arrow Further Information
Reference Revue de Zoologie Africaine v. 10, pp 274.
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Last Update 2020 Oct 08 14:34 (species record created: 2014 Oct 22 16:45)