| Food I | Food II | Food III | Food name | Country | Predator Stage |
|---|---|---|---|---|---|
| others | other terrest. invertebrates | n.a./terrest. insects | terrestrial insects | Mongolia | juv./adults |
| plants | other plants | benthic algae/weeds | unidentified algae | Mongolia | juv./adults |
| plants | other plants | benthic algae/weeds | aquatic plants | Mongolia | juv./adults |
| zoobenthos | insects | insects | mayflies | Mongolia | juv./adults |
| zoobenthos | insects | insects | caddis-flies | Mongolia | juv./adults |
| zooplankton | plank. crust. | cladocerans | unidentified cladocerans | Mongolia | juv./adults |
| zooplankton | plank. crust. | plank. copepods | unidentified copepods | Mongolia | juv./adults |