/siluriformes/clariidae/heterobranchus/bidorsalis/1.jpg "Heterobranchus bidorsalis")
Stamp
 All Fishes Data Sheet | |
|---|---|
| Scientific Name | Heterobranchus bidorsalis Geoffroy St. Hilaire, 1809 |
| Common Name | |
| Type Locality | Nile River |
| Synonym(s) | Heterobranchus geoffroyi, Heterobranchus intermedius, Heterobranchus senegalensis, Hetrobranchus bidorsalis |
| 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). |
| Species Information | |
| Size | 1500mm or 59.1" SL. Find near, nearer or same sized spp. |
| Identification | Head oval-shaped to rectangular dorsally; snout broadly rounded; eyes rather laterally placed. Frontal fontanelle long and narrow; occipital fontanelle relatively long and oval shaped. `Postorbital' bones completely united. Suprabranchial organ well developed. Pectoral spine smooth. Openings of secondary sensory canals with regular geometric pattern. Body and fins occasionally with irregularly placed spots. |
| 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. |
| General Remarks | Fishbase lists 150 cm TL. |
| Habitat Information | |
| Distribution | Africa: Nile. Africa: Chad basin, Niger, Upper Volta, Guinea and Senegal. Also known from the Gambia River African Waters, Nile (click on these areas to find other species found there) African Waters, Chad (click on these areas to find other species found there) African Waters, Nigeria Waters, Niger (click on these areas to find other species found there) African Waters, Gambia (click on these areas to find other species found there) African Waters, Sénégal (click on these areas to find other species found there) African Waters, Volta, Upper Volta (click on these areas to find other species found there) Login to view the map. |
| IUCN Red List Category | Least Concern , range map and more is available on the IUCN species page. Last assessed 2019. |
| Temperature | 22.0-28.0°C or 71.6-82.4°F (Show species within this range) |
| Husbandry Information | |
| Breeding | Unreported. |
| Breeding Reports | There is no breeding report. |
| Further Information | |
| Reference | Poissons du Nil v. 1 (part 1), pp [328], Pls. 16 (figs. 2, 5), 17 (figs. 8-9). |
| Registered Keepers | There is no registered keeper. |
| Wishlists | Love this species? Click the heart to add it to your wish list. There is no wish to keep this species. |
| Spotters | Spotted this species somewhere? Click the binoculars! There is but a single record of this fish being seen, view it. |
| Forum BBCode | |
 | Look up H. bidorsalis on PlanetCatfish.com |
 | Look up H. bidorsalis on Fishbase |
 | Look up H. bidorsalis on Encyclopedia of Life |
 | Look up H. bidorsalis on Global Biodiversity Information Facility |
| LFS label creator ARN ref:1.6.187.1439 | |
| Last Update | 2025 Jan 02 01:39 (species record created: 2004 Dec 03 00:00) |