| Food I | Food II | Food III | Food name | Country | Predator Stage |
|---|---|---|---|---|---|
| nekton | cephalopods | squids/cuttlefish | Loligo | (not available) | adults |
| nekton | cephalopods | squids/cuttlefish | Illex | (not available) | adults |
| nekton | cephalopods | squids/cuttlefish | Kondakovia longimana | (not available) | adults |
| nekton | cephalopods | squids/cuttlefish | Teuthida | (not available) | adults |
| nekton | finfish | bony fish | Clupea harengus | (not available) | adults |
| nekton | finfish | bony fish | Etrumeus teres | (not available) | adults |
| nekton | finfish | bony fish | Etrumeus whiteheadi | (not available) | adults |
| nekton | finfish | bony fish | Sardina pilchardus | (not available) | adults |
| nekton | finfish | bony fish | Sardinops sagax | (not available) | adults |
| nekton | finfish | bony fish | Sprattus sprattus | (not available) | adults |
| nekton | finfish | bony fish | Exocoetidae | (not available) | adults |
| others | others | n.a./others | Others | (not available) | juv./adults |
| zoobenthos | benth. crust. | n.a./other benth. crustaceans | Branchiopoda | (not available) | juv./adults |
| zoobenthos | benth. crust. | n.a./other benth. crustaceans | Polyartemia | (not available) | juv./adults |
| zoobenthos | insects | insects | Trichoptera | (not available) | juv./adults |
| zoobenthos | mollusks | bivalves | Mya arenaria | Germany | juv./adults |
| zoobenthos | mollusks | bivalves | Mytilus edulis | Germany | juv./adults |
| zooplankton | fish (early stages) | fish eggs/larvae | Clupea pallasii | (not available) | adults |
| zooplankton | plank. crust. | n.a./other plank. crustaceans | Brachyura | (not available) | adults |
| zooplankton | plank. crust. | n.a./other plank. crustaceans | Shrimps, prawns | (not available) | adults |