| Food I | Food II | Food III | Food name | Country | Predator Stage |
|---|---|---|---|---|---|
| nekton | finfish | bony fish | Unidentified Clupeidae | UK Scotland | juv./adults |
| nekton | finfish | bony fish | small schooling fishes | (not available) | juv./adults |
| nekton | finfish | n.a./other finfish | unidentified | France | adults |
| zoobenthos | benth. crust. | crabs | Corophium spp. | (not available) | juv./adults |
| zoobenthos | insects | insects | insect larvae | (not available) | recruits/juv. |
| zoobenthos | insects | insects | unidentified | France | recruits/juv. |
| zooplankton | fish (early stages) | fish eggs/larvae | herring larvae | (not available) | recruits/juv. |
| zooplankton | other plank. invertebrates | n.a./other plank. invertebrates | rotifers | (not available) | recruits/juv. |
| zooplankton | plank. crust. | cladocerans | Daphnia spp. | (not available) | juv./adults |
| zooplankton | plank. crust. | mysids | Neomysis spp. | (not available) | juv./adults |
| zooplankton | plank. crust. | mysids | Neomysis | UK Scotland | juv./adults |
| zooplankton | plank. crust. | n.a./other plank. crustaceans | not identified | (not available) | recruits/juv. |
| zooplankton | plank. crust. | n.a./other plank. crustaceans | unidentified | France | recruits/juv. |
| zooplankton | plank. crust. | plank. copepods | Calanus | UK Scotland | juv./adults |
| zooplankton | plank. crust. | plank. copepods | Eurythemora spp. | (not available) | juv./adults |
| zooplankton | plank. crust. | plank. copepods | Cyclops spp. | (not available) | recruits/juv. |