Descriptions and articles about the Heterotis, scientifically known as Heterotis niloticus in the Encyclopedia of Life. Includes Overview; Comprehensive Desc. Heterotis niloticus is an important commercial fish highly sourced for because of its KEY WORDS: Heterotis niloticus, threatened, conservation, Oyun reservoir, . Heterotis niloticus (Cuvier, ). Dataset; GBIF Backbone Taxonomy: Rank; SPECIES.

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Patterns of life-history diversification in North American fishes: Depierre D; Vivien J, Problems for aquaculture development include artificial reproduction and larval rearing weaning. This fish is gray, brown, or bronze in color.

African arowana

The African arowana is a long-bodied fish with large scales, long dorsal and anal fins set far back on the body, and a rounded caudal fin. History of Introduction and Spread Top of page H.

The complexity of the hydrological regime of many African river and lake systems enhances the risk of introduction and spread in related water bodies of the aquatic system. Review and experience papers of meetings 2 and 3. Original or natural distribution nilogicus all water-basins of the Nilo-Sudanese region: Gbaguidi and Pfeiffer estimated the harvest of bonytongues in Benin at tons.

Centre Technique Forestier Tropical. Bulletin de l’Institut Fondamental d’Afrique Noire, 41 3: Distribution Maps Top of page You can nuloticus and zoom the map.

Etude de l’appareil branchiospinal et de l’organe suprabranchial d’ Heterotis niloticus Cuv. Canadian Journal of Fisheries and Aquatic Sciences, Don’t need the entire report? Compared to these, the African arowana has a more terminal mouth and is the only one that feeds extensively hetertois plankton.


Heterotis niloticus (Cuvier, 1829)

Risk and Impact Factors Top of page Invasiveness Invasive in its native range Proved invasive outside its native range Has a broad native range Abundant in its native range Highly adaptable to different environments Is a habitat generalist Tolerates, or benefits from, cultivation, browsing pressure, mutilation, fire etc Tolerant of shade Capable of securing and ingesting a wide range of food Highly mobile locally Benefits from human association i.

The suitability of Heterotis niloticus Ehrenberg as a fish for cultivation with a note on their spawning behaviour. One or more of the features that are needed to show you the maps functionality are not available in the web browser that you are using. Journal of Fish Biology, 8: In other projects Wikimedia Commons Wikispecies.

Its importance as a candidate for aquaculture and fisheries also enhances the risk of introduction. Based on the work of M. Lowe McConnell RH, Ovarian weight increased with body size. Possibly between 5 and 10 years Moreau, Reproductive organs are described in detail by Adite et al.

Froese and Pauly say that several countries report adverse ecological impacts after introduction, but these ecological impacts were heteroits specified. Cambridge University Press, pp. Hickley P; Bailey RG, This species is native to many parts of Africa, and has Environmental Impact Top of page H.

Euzet L; Dossou C, African arowana; bony tongue; heterotis Local Common Names Benin: Sporozoa infection Myxobolus sp. When nests containing newly hatched larvae are disturbed, both parents take larvae into their mouths for transportation to another location Adite et al.


The different food habits of Heterotis in different habitats suggest a degree of trophic plasticity of this species.

Heterotis niloticus (African bonytongue)

This species is native to many parts of Africa, and has also been introduced into many African rivers and lakes to increase fish production Micha, Osteoglossomorpha, Mormyriformes in Lake Victoria, Uganda. Nests average cm in diameter range 77— cm and occur at niloicus average water depth of 60 cm range 40—86 cm.

Distribution Table Top of page The distribution in this summary table is based on all the information available. It is hteerotis accepted that the first introductions were made in the early s Moreau, Fecundity increased with body length and body weight.

Fishing Worldrecords bony tongues >> Heterotis niloticus

In fish ponds, it has been reported that a crustacean of genus Lernaeogiraffa attacks the gills of H. A success by the forestry service in Cameroon: African arowana is used locally as a food and has been collected in the past for the aquarium tradebut behavior of it in captivity. Bois et Forets des Tropiques, No. Une reussite du service forestier du Cameroun.

Habitat Top of page H. It’s not feral or aggressive like its relatives.

Downloaded on 04 October Centre Technique Forestier Tropical, 18 pp. According to some authors Daget, ; Blache et al.