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Species
Heterotis niloticus (Cuvier, 1829)
IUCN
NCBI
EOL Text
Africa: Native in all the basins of the Sahelo-Sudanese region, the Senegal, Gambia, Corubal, Volta, Ouémé, Niger, Bénoue, Chad and Nile basins and Lake Turkana (Ref. 2920, Ref. 3012, Ref. 3514). Successful introductions in the storage reservoirs of Côte d'Ivoire, the Cross, Sanaga, Nyong and Ogowe rivers and lower and Middle Congo basin, including Ubangui and Kasaï (Ref. 2920). Also introduced in Madagascar (Ref. 13333). Several countries report adverse ecological impact after introduction.
License | http://creativecommons.org/licenses/by-nc/3.0/ |
Rights holder/Author | Crispina B. Binohlan, FishBase |
Source | http://www.fishbase.org/summary/SpeciesSummary.php?id=2388 |
Red List Criteria
Year Assessed
Assessor/s
Reviewer/s
Contributor/s
License | http://creativecommons.org/licenses/by-nc-sa/3.0/ |
Rights holder/Author | International Union for Conservation of Nature and Natural Resources |
Source | http://www.iucnredlist.org/apps/redlist/details/182580 |
Africa.
Population
Population Trend
License | http://creativecommons.org/licenses/by-nc-sa/3.0/ |
Rights holder/Author | International Union for Conservation of Nature and Natural Resources |
Source | http://www.iucnredlist.org/apps/redlist/details/182580 |
Dorsal spines (total): 0; Dorsal soft rays (total): 32 - 37; Analspines: 0; Analsoft rays: 34 - 39; Vertebrae: 66 - 69
License | http://creativecommons.org/licenses/by-nc/3.0/ |
Rights holder/Author | Maria Lourdes D. Palomares, FishBase |
Source | http://www.fishbase.org/summary/SpeciesSummary.php?id=2388 |
Major Threats
License | http://creativecommons.org/licenses/by-nc-sa/3.0/ |
Rights holder/Author | International Union for Conservation of Nature and Natural Resources |
Source | http://www.iucnredlist.org/apps/redlist/details/182580 |
Maximum size: 980 mm SL
Least Concern (LC)
License | http://creativecommons.org/licenses/by-nc/3.0/ |
Rights holder/Author | Crispina B. Binohlan, FishBase |
Source | http://www.fishbase.org/summary/SpeciesSummary.php?id=2388 |
100.0 cm SL (male/unsexed; (Ref. 31256)); max. published weight: 10.2 kg (Ref. 2920)
License | http://creativecommons.org/licenses/by-nc/3.0/ |
Rights holder/Author | Crispina B. Binohlan, FishBase |
Source | http://www.fishbase.org/summary/SpeciesSummary.php?id=2388 |
Conservation Actions
License | http://creativecommons.org/licenses/by-nc-sa/3.0/ |
Rights holder/Author | International Union for Conservation of Nature and Natural Resources |
Source | http://www.iucnredlist.org/apps/redlist/details/182580 |