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Mormyridae
Mormyrus hasselquistii Valenciennes, 1847
EOL Text
This species is widely distributed from Senegal to Ethiopia.
Northern Africa: It was recorded by Boulenger (1907) from Egyptian Lower Nile, but is now Regionally Extinct.
Northeast Africa: It is found in the Ghazal and Jebel systems, and White Nile to Khartoum, Sudan, as well as Baro River, Ethiopia.
Western Africa: This species is known from the Sahelo-Sudanese basins, the Sngal, Gambia and Volta, Gba, Bandama, Como, Mono and the lagoons Ebri and Aguien.
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/182292 |
fisheries: commercial
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=2396 |
Africa: Nile and Chad basins. Known from the great Sahelo-Soudanian basins in Senegal, Gambia and Volta; also in the Mono, the Gêba, the Bandama, the Comoe River, and the Ebrie and Aguien lagoons (Ref. 2915).
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=2396 |
Africa.
Dorsal spines (total): 0; Dorsal soft rays (total): 63 - 82; Analspines: 0; Analsoft rays: 16 - 20
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=2396 |
Maximum size: 480 mm SL
50.0 cm SL (male/unsexed; (Ref. 31256)); max. published weight: 1,115 g (Ref. 2915)
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=2396 |
Caudal peduncle high, 1.1-2.0 length to length ratio. 4.2-6.2 SL/depth ratio; silver color sometimes grayish or darker, back grayish yellow, green or black, stomach white, whitish yellow or clear gray.
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=2396 |
demersal; potamodromous (Ref. 51243); freshwater
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=2396 |
Potamodromous. Migrating within streams, migratory in rivers, e.g. Saliminus, Moxostoma, Labeo. Migrations should be cyclical and predictable and cover more than 100 km.
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=2396 |