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