| Food I | Food II | Food III | Food name | Country | Predator Stage |
|---|---|---|---|---|---|
| detritus | detritus | debris | unidentified | USA | juv./adults |
| nekton | finfish | bony fish | unidentified | USA | juv./adults |
| others | mammals | n.a./other mammals | Peromyscus | USA | juv./adults |
| zoobenthos | insects | insects | Hexageniid mayflies | USA | juv./adults |
| zoobenthos | insects | insects | unidentified | USA | juv./adults |
| zoobenthos | insects | insects | unidentified aquatic insects | USA | recruits/juv. |
| zoobenthos | mollusks | bivalves | Rangia cuneata | Mexico | juv./adults |
| zoobenthos | mollusks | bivalves | Peromyscus | USA | juv./adults |
| zooplankton | other plank. invertebrates | n.a./other plank. Invertebrates | unidentified | USA | recruits/juv. |