| Food I | Food II | Food III | Food name | Country | Predator Stage |
|---|---|---|---|---|---|
| plants | phytoplankton | green algae | unidentified | (not available) | adults |
| plants | phytoplankton | n.a./other phytoplankton | unidentified | (not available) | adults |
| zoobenthos | other benth. invertebrates | n.a./other benth. invertebrates | unspecified benthic invertebrates | Canada | juv./adults |