| Main Ref. | Ezenwaji, H.M.G. and N.M. Inyang, 1998 | ||
| Fiskens utvecklingsstadium | adults | Medellängd | 22.50 TL |
| Sample size | 67 | Percent empty | |
| Land | Nigeria | Observationsplats | River Anambra basin, June 1983- Sept. 1985 |
| Period |
|
||
| Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Kommentarer |
|---|---|---|---|---|---|---|
| 68.70 % | nekton | finfish | bony fish | recruits/juv. | Parachanna obscura | Parachanna obscura |
| 18.00 % | zoobenthos | insects | insects | larvae | Povilla adusta | Povilla adusta 0.31 Odonata nymph 4.82 Terrestrial Orthoptera 9.35 Corixa sp. 0.06 Trichoptera larvae 0.02 Chironomidae 0.33 Mosquito larvae and pupae 0.19 Formicoid Hymenoptera 1.26 Dytiscidae 1.56 |
| 4.10 % | zoobenthos | mollusks | n.a./other mollusks | juv./adults | Pila wernei | Pila wernei |
| 7.40 % | plants | other plants | terrestrial plants | fruits/seeds | plants | |
| 1.80 % | others | herps | toads/frogs | larvae | toads/frogs |