| Food I | Food II | Food III | Food name | Country | Predator Stage |
|---|---|---|---|---|---|
| nekton | finfish | bony fish | fish larvae | China | juv./adults |
| nekton | finfish | bony fish | unidentified | France | juv./adults |
| others | others | n.a./others | unidentified digested food | China | juv./adults |
| plants | other plants | terrestrial plants | plant materials | China | juv./adults |
| plants | phytoplankton | green algae | unidentified | China | juv./adults |
| zoobenthos | benth. crust. | ostracods | unidentified | China | juv./adults |
| zoobenthos | insects | insects | Chironomid larvae | China | juv./adults |
| zoobenthos | insects | insects | Chironomid pupae | Austria | juv./adults |
| zoobenthos | insects | insects | Cricotopus spp. | Austria | juv./adults |
| zoobenthos | insects | insects | Dicrotendipes nervosus | Austria | juv./adults |
| zoobenthos | insects | insects | Glyptotendipes spp. | Austria | juv./adults |
| zoobenthos | insects | insects | Trichoptera larvae | Austria | juv./adults |
| zoobenthos | insects | insects | other insect larvae | China | juv./adults |
| zoobenthos | insects | insects | unidentified | France | juv./adults |
| zoobenthos | mollusks | bivalves | Corbicula sp. | China | juv./adults |
| zoobenthos | mollusks | gastropods | Radix sp. | China | juv./adults |
| zoobenthos | mollusks | gastropods | Hippeutis sp. | China | juv./adults |
| zooplankton | fish (early stages) | fish eggs/larvae | unidentified | France | juv./adults |
| zooplankton | other plank. invertebrates | n.a./other plank. invertebrates | unidentified | China | juv./adults |
| zooplankton | plank. crust. | cladocerans | unidentified | China | juv./adults |
| zooplankton | plank. crust. | plank. copepods | unidentified | China | juv./adults |