| Food I | Food II | Food III | Food name | Country | Predator Stage |
|---|---|---|---|---|---|
| detritus | detritus | debris | unspecified detritus | Canada | juv./adults |
| nekton | finfish | n.a./other finfish | fish scales | Brazil | adults |
| others | other terrest. invertebrates | n.a./terrest. Insects | Terrestrial Insecta | Brazil | juv./adults |
| plants | other plants | periphyton | unidentified | Brazil | juv./adults |
| plants | other plants | terrestrial plants | fruits of unspecified plants | Canada | juv./adults |
| plants | other plants | terrestrial plants | seeds of unspecified plants | Canada | juv./adults |
| plants | phytoplankton | green algae | unspecified green algae | Canada | juv./adults |
| zoobenthos | insects | insects | unidentified insects | Brazil | adults |
| zoobenthos | other benth. invertebrates | n.a./other benth. invertebrates | aquatic inverterbates | Brazil | adults |
| zoobenthos | other benth. invertebrates | n.a./other benth. invertebrates | eggs | Brazil | adults |
| zooplankton | other plank. invertebrates | n.a./other plank. invertebrates | Perizoon | Brazil | juv./adults |
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