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  • Heterobranchus isopterus
Down arrow Cat-eLog Data Sheet
Scientific Name Heterobranchus isopterus  Bleeker, 1863
Common Name
Type Locality Boutry River, Guinea.
Synonym(s) Heterobranchus macronema
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). 
Down arrow Species Information
Size 900mm or 35.4" SL. Find near, nearer or same sized spp.
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: coastal basins of Guinea (Konkouré) to southeast Nigeria (Cross River); also known from the upper Senegal River.
African Waters, Konkouré (click on these areas to find other species found there)
African Waters, Sénégal, Upper Sénégal (click on these areas to find other species found there)

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IUCN Red List Category Least Concern, range map and more is available on the IUCN species page. Last assessed 2006.
Down arrow Husbandry Information
Breeding Unreported.
Breeding Reports There is no breeding report.
Down arrow Further Information
Reference Natuurkundige Verhandelingen van de Hollandsche Maatschappij der Wetenschappen te Haarlem (Ser. 2) v. 18 (1862), pp 108, Pl. 22 (fig. 1).
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Last Update 2020 Sep 23 03:09 (species record created: 2005 Aug 27 00:00)