| Food I | Food II | Food III | Food name | Country | Predator Stage |
|---|---|---|---|---|---|
| plants | other plants | benthic algae/weeds | unidentified | (not available) | adults |
| zoobenthos | insects | insects | midge | (not available) | adults |
| zooplankton | plank. crust. | n.a./other plank. crustaceans | unidentified microcrustaceans | (not available) | adults |