Main Ref. | Ezenwaji, H.M.G. and N.M. Inyang, 1998 | ||
Fish stage | adults | Mean length | 23.00 TL |
Sample size | 26 | Percent empty | |
Country | Nigeria | Locality | River Anambra basin, June 1983- Sept. 1985 |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
59.00 % | nekton | finfish | bony fish | recruits/juv. | Parachanna obscura | Parachanna obscura |
22.50 % | zoobenthos | insects | insects | larvae | Povilla adusta | Povilla adusta 0.34 Odonata nymph 3.09 Terrestrial Orthoptera 15.44 Gerris sp. 0.03 Trichoptera larvae 0.01 Chironomidae 0.48 Formicoid Hymenoptera 0.83 Dytiscidae 2.20 |
18.50 % | plants | other plants | terrestrial plants | fruits/seeds | plants |