| Food I | Food II | Food III | Food name | Country | Predator Stage |
|---|---|---|---|---|---|
| plants | phytoplankton | diatoms | unidentified | (not available) | juv./adults |
| plants | phytoplankton | n.a./other phytoplankton | unidentified | (not available) | juv./adults |
| zoobenthos | insects | insects | mites and ticks | (not available) | juv./adults |
| zoobenthos | insects | insects | unidentified | (not available) | juv./adults |
| zooplankton | plank. crust. | plank. copepods | unidentified | (not available) | juv./adults |