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Accueil » Mormyridae » Mormyridae » Mormyrinae » Pollimyrus » Pollimyrus nigricans - (Boulenger, 1906)
Mormyridae
Pollimyrus nigricans (Boulenger, 1906)
EOL Text
Eastern Africa: Lake Victoria and Victoria Nile.
Maximum size: 100 mm SL
Max. size:
10.0 cm SL (male/unsexed; (Ref. 4967))
License | http://creativecommons.org/licenses/by-nc/3.0/ |
Rights holder/Author | Pascualita Sa-a, FishBase |
Source | http://www.fishbase.org/summary/SpeciesSummary.php?id=11028 |
Habitat and Ecology:
Habitat and Ecology
Favours shallow soft bottom habitats near fringing vegetation such as papyrus and Vossia (Okedi 1971). Feeds on insects, particularly chironomid larvae, caridina and caenid larvae (Okedi 1971). A male/female ratio of 1:10.5 has been noted in this species (Okedi 1969). Max. size: 10.0 cm SL.
Systems
- Freshwater
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/60350 |
Environment:
demersal; potamodromous (Ref. 10608); freshwater
License | http://creativecommons.org/licenses/by-nc/3.0/ |
Rights holder/Author | Pascualita Sa-a, FishBase |
Source | http://www.fishbase.org/summary/SpeciesSummary.php?id=11028 |
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 | Pascualita Sa-a, FishBase |
Source | http://www.fishbase.org/summary/SpeciesSummary.php?id=11028 |
Favors the shallow mud bottom waters near fringing vegetation such as papyrus and Vossia. Feeds mainly on Caridina and caenid larvae (Ref. 9606).
License | http://creativecommons.org/licenses/by-nc/3.0/ |
Rights holder/Author | Drina Sta. Iglesia, FishBase |
Source | No source database. |
Procamallanus Infection 14. Parasitic infestations (protozoa, worms, etc.)
License | http://creativecommons.org/licenses/by-nc/3.0/ |
Rights holder/Author | Allan Palacio, FishBase |
Source | http://www.fishbase.org/Diseases/diseasesList.cfm?ID=11028&StockCode=11352 |
IUCN Red List Assessment:
Red List Category
LC
Least Concern
Red List Criteria
3.1
Year Assessed
2006
Assessor/s
Twongo, T.K.
Reviewer/s
Snoeks, J. (Freshwater Fish Red List Authority) & Darwall, W. (Freshwater Biodiversity Assessment Programme)
Contributor/s
Wide distribution although rarely encountered. No major threats identified to impact on the whole population.
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/60350 |
Population:
Population
Rarely encountered but may be locally very abundant.
Population Trend
Unknown
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/60350 |