Main Ref. | Victor, R. and C. Brown, 1990 | ||
Fish stage | juv./adults | Mean length | 10.50 SL |
Sample size | 35 | Percent empty | 14 |
Country | Nigeria | Locality | Ikpoba River, April-October 1984 |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
34.76 % | plants | other plants | benthic algae/weeds | n.a./others | Chlorophyceae | 23.8% filamentous Chlorophyceae, 7.1% Macrophyta |
4.27 % | nekton | finfish | bony fish | juv./adults | bony fish | |
0.45 % | zooplankton | plank. crust. | cladocerans | juv./adults | cladocerans | |
31.05 % | detritus | detritus | debris | n.a./others | debris | |
25.65 % | zoobenthos | insects | insects | adults | Ephemeroptera | 3.6^ Diptera larvae, 9.3% Ephemeroptera nymphs, 5.7% other aquatic insects, 4.2% terretrial insects |
2.92 % | zoobenthos | benth. crust. | n.a./other benth. crustaceans | juv./adults | Malacostraca | 2.6% Malacostraca |
0.90 % | plants | phytoplankton | n.a./other phytoplankton | n.a./others | Cyanophyceae | 0.4% Cyanophyceae, 0.4% unicellular Chlorophyceae |