| Food I | Food II | Food III | Food name | Country | Predator Stage |
|---|---|---|---|---|---|
| nekton | finfish | bony fish | unidentified fish | Canada | juv./adults |
| others | herps | toads/frogs | unidentified | (not available) | juv./adults |
| zoobenthos | benth. crust. | crabs | unidentified | (not available) | juv./adults |
| zoobenthos | benth. crust. | lobsters | unidentified | (not available) | juv./adults |
| zoobenthos | insects | insects | unidentified insects | Canada | juv./adults |
| zoobenthos | mollusks | bivalves | unidentified | Canada | juv./adults |
| zoobenthos | worms | n.a./other annelids | unidentified annelids | Canada | juv./adults |