HETEROTIS NILOTICUS PDF

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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African arowana

Welcomme, ; Froese and Pauly, niloticjs The size at first maturity for H. This fish is gray, brown, or bronze in color. Reizer reported an age at maturity of 20 months for H.

Accessed 28 September In many African rivers and lakes, H.

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The African bonytongue H. Osteoglossomorpha, Mormyriformes in Lake Victoria, Uganda. More information about modern web browsers can be found at http: The African arowanaNile arowana Heterotis niloticusis a species of bonytongue. Gbaguidi and Pfeiffer estimated the harvest of bonytongues in Benin at tons. International introductions of inland aquatic species.

Centre Technique Forestier Tropical, 6 pp. Notes on Natural Enemies Top of page In fish ponds, it has been reported that a crustacean of genus Lernaeogiraffa attacks the gills of H. Belgian Journal of Zoology, 2: However, the high interconnection of African rivers and lakes systems leading to a complex hydrological regime could allow natural spread of H. A suprabranchial organ allows it to concentrate small planktonic food particles and also has a sensory function. Lowest and highest fecundities recorded for individual fish were mm TL, mm SL, 1.

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Distribution Maps Top of page You can pan and zoom the map. Views Read Edit View history. Notes on Taxonomy and Nomenclature Top of page H. Anatomy and taxonomic position of the monogenean Heterotesia voltae Paperna, Sporozoa infection Myxobolus sp. Kapetsky JM, Peter T, eds.

Compensatory density-dependence in fish populations: Centre Technique Forestier Tropical, 11 pp.

Biodiversity and sustainable use of fish in the coastal zone [ed. A source subpopulation of H. Etude de l’appareil branchiospinal et de l’organe suprabranchial d’ Heterotis hrterotis Cuv.

Aro fish is a Wana ] in Thai. Description Top of page Body rather elongate, its depth from 3. Reproduction et croissance d’ Heterotis niloticus Erh. These numbers increase with the size of the fish.

Heterotis niloticus (African bonytongue)

Areas of introduction of H. Paugy and et al. For example in Benin, according to Froese and PaulyH. Depierre D; Vivien J, Guide to the fishes of the River Nile in the Republic of the Sudan.

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IUCN Red List of Threatened Species

Elevage de L’Heterotis niloticus en station de pisciculture. Adite A; Thielen RVan, No accidental introduction has been recorded. These indicated that the spawning period of bonytongues was restricted to the wet and flood period margins Adite et al.

The number of oocytes per gram of ovary was not influenced by body size. Organizations Top of page Benin: Nests average cm in diameter range 77— cm and occur at an average water depth of 60 cm range 40—86 cm.

The species can survive in deoxygenated waters Moreau, ; Adite et al. Teugels and et al. They tested these primers with a sample of 40 individuals from two natural populations in Benin, West Niliticus.

Reproductive organs are described in detail by Adite et al. American Museum Novitates, However, it is also possible that its presence in this river may heterrotis from a natural introduction from adjacent water bodies.