Gymnarchus
E876522
Gymnarchus is a genus of African knifefish best known for the species Gymnarchus niloticus, an electric fish inhabiting the Nile and other freshwater systems in Africa.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Gymnarchus niloticus | 0 |
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
genus of fish
ⓘ
species of fish ⓘ taxon ⓘ |
| activityPattern | nocturnal ⓘ |
| analFin | absent ⓘ |
| bodyShape |
elongated
ⓘ
knife-like ⓘ |
| caudalFin | reduced or absent ⓘ |
| class | Actinopterygii ⓘ |
| commonName |
African knifefish
NERFINISHED
ⓘ
African knifefish NERFINISHED ⓘ |
| diet | carnivorous ⓘ |
| distribution |
Chad basin
NERFINISHED
ⓘ
Niger River basin NERFINISHED ⓘ Nile River NERFINISHED ⓘ other tropical African river systems ⓘ |
| dorsalFin | long continuous dorsal fin ⓘ |
| electricOrganLocation | tail region ⓘ |
| electrocommunication | true ⓘ |
| electrolocation | true ⓘ |
| family |
Gymnarchidae
NERFINISHED
ⓘ
Gymnarchidae NERFINISHED ⓘ |
| genus | Gymnarchus NERFINISHED ⓘ |
| geographicRealm | Afrotropical realm NERFINISHED ⓘ |
| habitat |
freshwater wetlands
ⓘ
lakes ⓘ rivers ⓘ |
| hasSpecies | Gymnarchus niloticus NERFINISHED ⓘ |
| isWeaklyElectric |
true
ⓘ
true ⓘ |
| kingdom | Animalia ⓘ |
| locomotion | undulation of dorsal fin ⓘ |
| nativeTo |
Africa
ⓘ
Nile River NERFINISHED ⓘ Nile River basin NERFINISHED ⓘ freshwater systems in Africa ⓘ |
| order |
Osteoglossiformes
NERFINISHED
ⓘ
Osteoglossiformes NERFINISHED ⓘ |
| phylum | Chordata ⓘ |
| preysOn |
fish
ⓘ
invertebrates ⓘ |
| reproduction | oviparous ⓘ |
| sensorySystem | electroreception ⓘ |
| skeletonType | bony fish ⓘ |
| tailFin | absent ⓘ |
| taxonRank | genus ⓘ |
| typeSpecies | Gymnarchus niloticus NERFINISHED ⓘ |
| usesElectricOrganDischarges | true ⓘ |
| waterType | freshwater ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.