| Food I | Food II | Food III | Food name | Country | Predator Stage |
|---|---|---|---|---|---|
| nekton | finfish | bony fish | unidentified | Canada | adults |
| plants | other plants | benthic algae/weeds | unidentified macrophytes | Canada | juv./adults |
| zoobenthos | insects | insects | midges larvae | Canada | juv./adults |
| zoobenthos | insects | insects | unidentified | Canada | juv./adults |
| zooplankton | plank. crust. | cladocerans | unidentified | Canada | juv./adults |
| zooplankton | plank. crust. | plank. copepods | unidentified | (not available) | recruits/juv. |