You are here
Mormyridae
Pollimyrus isidori (Valenciennes, 1847)
EOL Text
Africa: Gambia, middle Niger, Volta and Chad basins, coastal rivers of Côte d'Ivoire (Sassandra, Bandama, Mé); also including the Nile. Also known from the Bénoué and Senegal Rivers (Ref. 2915). Subspecies Pollimyrus isidori fasciaticeps and Pollimyrus isidori osborni are restricted to the Congo river basin (Ref. 3203).
| License | http://creativecommons.org/licenses/by-nc/3.0/ |
| Rights holder/Author | Tess Cruz, FishBase |
| Source | http://www.fishbase.org/summary/SpeciesSummary.php?id=5222 |
Africa.
Dorsal spines (total): 0; Dorsal soft rays (total): 17 - 22; Analspines: 0; Analsoft rays: 21 - 27
| 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=5222 |
Maximum size: 90 mm SL
9.0 cm SL (male/unsexed; (Ref. 3203)); max. published weight: 7.0 g (Ref. 3799)
| License | http://creativecommons.org/licenses/by-nc/3.0/ |
| Rights holder/Author | Tess Cruz, FishBase |
| Source | http://www.fishbase.org/summary/SpeciesSummary.php?id=5222 |
Body depth 2.8-4.2 x SL. Sokomo and Comoe forms longer with SL/Depth ratio 3-4. Head 3.8-5.0 x SL. Eye diameter 3.3-6.4 x head length. Dorsal origin slightly behind anal fin origin. Pectorals slightly shorter or equal to head length, 2-3 x longer than pelvic fins, its posterior end reaching past origin of pelvic fins. Caudal peduncle height 2.3-3.9 x of its length, 12.3-20.6 x SL. Middle reaches fish silvery in color with lots of small spots on sides and head, higher reaches fish darker with darker and fewer spots.
| 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=5222 |
demersal; potamodromous (Ref. 51243); freshwater; pH range: 6.0 - 8.0; dH range: 5 - 19
| License | http://creativecommons.org/licenses/by-nc/3.0/ |
| Rights holder/Author | Tess Cruz, FishBase |
| Source | http://www.fishbase.org/summary/SpeciesSummary.php?id=5222 |
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 | Tess Cruz, FishBase |
| Source | http://www.fishbase.org/summary/SpeciesSummary.php?id=5222 |
Occupies floodplain pools in Sudd. Feeds on mud, vegetable debris and small invertebrates.
| License | http://creativecommons.org/licenses/by-nc/3.0/ |
| Rights holder/Author | Drina Sta. Iglesia, FishBase |
| Source | No source database. |
30-200 eggs are spawned evey 5-8 days. Male builds nest and tends eggs and larvae. Eggs hatch after 4 days and feed after 12 days.
| License | http://creativecommons.org/licenses/by-nc/3.0/ |
| Rights holder/Author | Rainer Froese, FishBase |
| Source | http://www.fishbase.org//Reproduction/FishReproSummary.php?ID=5222&StockCode=5460 |