Main Ref. | Nwadiaro, C. and P. Okorie, 1987 | ||
Fish stage | juv./adults | Mean length | 16.50 TL |
Sample size | Percent empty | ||
Country | Nigeria | Locality | Oguta Lake, 1983 |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
1.42 % | zoobenthos | benth. crust. | benth. copepods | juv./adults | benth. copepods | |
13.18 % | plants | other plants | benthic algae/weeds | n.a./others | benthic algae/weeds | |
0.22 % | nekton | finfish | bony fish | n.a./others | fish scales | fish scales |
2.18 % | zooplankton | plank. crust. | cladocerans | juv./adults | cladocerans | |
28.87 % | detritus | detritus | debris | n.a./others | debris | |
0.54 % | zooplankton | fish (early stages) | fish eggs/larvae | eggs | fish eggs | |
45.10 % | zoobenthos | insects | insects | larvae | chaoborid | 16.7% Chironomid larva, 20.5% chaoborid larva, 1.2% Trichoptera larva, 0.8% Odonata nymph, 2.2% Ephemeroptera nymph |
2.83 % | zoobenthos | worms | non-annelids | juv./adults | Nematoda | Nematoda |
5.66 % | zoobenthos | benth. crust. | ostracods | juv./adults | ostracods |