| Food I | Food II | Food III | Food name | Country | Predator Stage |
|---|---|---|---|---|---|
| nekton | finfish | bony fish | unidentified | (not available) | juv./adults |
| nekton | finfish | bony fish | Clupeonella cultriventris | (not available) | adults |
| nekton | finfish | bony fish | pike perch | (not available) | juv./adults |
| zoobenthos | insects | insects | unidentified | (not available) | juv./adults |
| zooplankton | plank. crust. | cladocerans | Daphnia longispina | (not available) | juv./adults |
| zooplankton | plank. crust. | cladocerans | Leptodora kindtii | (not available) | juv./adults |
| zooplankton | plank. crust. | plank. copepods | Cyclops strenuus | (not available) | juv./adults |