| Food I | Food II | Food III | Food name | Country | Predator Stage |
|---|---|---|---|---|---|
| nekton | cephalopods | squids/cuttlefish | Loligo | Albania | adults |
| nekton | cephalopods | squids/cuttlefish | Illex | Albania | adults |
| nekton | cephalopods | squids/cuttlefish | Kondakovia longimana | Albania | adults |
| nekton | cephalopods | squids/cuttlefish | Teuthida | Albania | adults |
| nekton | finfish | bony fish | Ammodytes | France | adults |
| nekton | finfish | bony fish | Ammodytes americanus | France | adults |
| nekton | finfish | bony fish | Ammodytes hexapterus | France | adults |
| nekton | finfish | bony fish | Ammodytes marinus | UK | juv./adults |
| nekton | finfish | bony fish | Ammodytes marinus | France | adults |
| nekton | finfish | bony fish | Ammodytus marinus | Denmark | juv./adults |
| nekton | finfish | bony fish | unspecified sandeels | (not available) | juv./adults |
| nekton | finfish | bony fish | Atherinidae | (not available) | juv./adults |
| nekton | finfish | bony fish | Clupea harengus | Albania | adults |
| nekton | finfish | bony fish | Etrumeus teres | Albania | adults |
| nekton | finfish | bony fish | Etrumeus whiteheadi | Albania | adults |
| nekton | finfish | bony fish | Sardina pilchardus | Albania | adults |
| nekton | finfish | bony fish | Sardinops sagax | Albania | adults |
| nekton | finfish | bony fish | Sprattus sprattus | Albania | adults |
| nekton | finfish | bony fish | Myoxocephalus scorpius | Norway | juv./adults |
| nekton | finfish | bony fish | Trachinidae | (not available) | juv./adults |
| nekton | finfish | bony fish | Boreogadus saida | Svalbard | adults |
| nekton | finfish | bony fish | Eleginus gracilis | Svalbard | adults |
| nekton | finfish | bony fish | Gadidae | (not available) | juv./adults |
| nekton | finfish | bony fish | Gadus macrocephalus | Svalbard | adults |
| nekton | finfish | bony fish | Gadus morhua | Svalbard | adults |
| nekton | finfish | bony fish | Micromesistius australis | Svalbard | adults |
| nekton | finfish | bony fish | Micromesistius poutassou | Svalbard | adults |
| nekton | finfish | bony fish | Pollachius virens | Svalbard | adults |
| nekton | finfish | bony fish | Pollachius virens | Norway | juv./adults |
| nekton | finfish | bony fish | Trisopterus luscus | (not available) | juv./adults |
| nekton | finfish | bony fish | unspecified cod | (not available) | juv./adults |
| nekton | finfish | bony fish | unspecified gadoids | (not available) | juv./adults |
| nekton | finfish | bony fish | unspecified saithe | (not available) | juv./adults |
| nekton | finfish | bony fish | Gobiidae | (not available) | juv./adults |
| nekton | finfish | bony fish | Pleurogrammus azonus | Svalbard | adults |
| nekton | finfish | bony fish | Pleurogrammus monopterygius | Svalbard | adults |
| nekton | finfish | bony fish | Labridae | (not available) | juv./adults |
| nekton | finfish | bony fish | Macruronus magellanicus | Svalbard | adults |
| nekton | finfish | bony fish | Macruronus novaezelandiae | Svalbard | adults |
| nekton | finfish | bony fish | Merluccius | Svalbard | adults |
| nekton | finfish | bony fish | Pseudophycis bachus | Svalbard | adults |
| nekton | finfish | bony fish | Pholis gunnellus | (not available) | juv./adults |
| nekton | finfish | bony fish | Pleuronectidae | (not available) | juv./adults |
| nekton | finfish | bony fish | Salmonidae | (not available) | juv./adults |
| nekton | finfish | bony fish | Cottidae | (not available) | juv./adults |
| nekton | finfish | bony fish | Zoarces viviparus | (not available) | juv./adults |
| others | others | n.a./others | Others | South Shetland | juv./adults |
| zooplankton | fish (early stages) | fish eggs/larvae | Clupea pallasii | Albania | adults |
| zooplankton | fish (early stages) | fish eggs/larvae | Theragra chalcogramma | Svalbard | adults |