| Food I | Food II | Food III | Food name | Country | Predator Stage |
|---|---|---|---|---|---|
| nekton | cephalopods | squids/cuttlefish | Loligo sanpaulensis | Brazil | juv./adults |
| nekton | finfish | bony fish | Unspecified fishes | Brazil | juv./adults |
| zoobenthos | benth. crust. | crabs | Unspecified crabs | Brazil | juv./adults |
| zoobenthos | benth. crust. | shrimps/prawns | Unspecified shrimps | Brazil | juv./adults |
| zoobenthos | mollusks | n.a./other mollusks | Unspecified mollusks | Brazil | juv./adults |
| zooplankton | other plank. invertebrates | n.a./other plank. invertebrates | unidentified | Argentina | juv./adults |