| Food I | Food II | Food III | Food name | Country | Predator Stage |
|---|---|---|---|---|---|
| nekton | finfish | bony fish | Acipenser ruthenus | (not available) | juv./adults |
| nekton | finfish | bony fish | Acipenser stellatus | (not available) | adults |
| nekton | finfish | bony fish | Atherina boyeri | (not available) | adults |
| nekton | finfish | bony fish | Belone belone belone | (not available) | adults |
| nekton | finfish | bony fish | Trachurus mediterraneus | (not available) | adults |
| nekton | finfish | bony fish | Spicara smaris | Russia | juv./adults |
| nekton | finfish | bony fish | Alosa sp. | (not available) | adults |
| nekton | finfish | bony fish | Clupeonella sp. | (not available) | adults |
| nekton | finfish | bony fish | Sprattus sprattus | (not available) | adults |
| nekton | finfish | bony fish | Misgurnus fossilis | (not available) | adults |
| nekton | finfish | bony fish | Abramis brama | (not available) | adults |
| nekton | finfish | bony fish | Aspius aspius | (not available) | adults |
| nekton | finfish | bony fish | Carassius carassius | (not available) | adults |
| nekton | finfish | bony fish | Cyprinus carpio | (not available) | adults |
| nekton | finfish | bony fish | Leuciscus sp. | (not available) | adults |
| nekton | finfish | bony fish | Rutilus frisii | (not available) | adults |
| nekton | finfish | bony fish | Rutilus rutilus | (not available) | adults |
| nekton | finfish | bony fish | Scardinius erythropthalmus | (not available) | adults |
| nekton | finfish | bony fish | Vimba vimba | (not available) | adults |
| nekton | finfish | bony fish | Engraulis encrasicolus | Russia | juv./adults |
| nekton | finfish | bony fish | Merlangius merlangus | (not available) | adults |
| nekton | finfish | bony fish | unidentified haddock | Russia | juv./adults |
| nekton | finfish | bony fish | Gasterosteus aculeatus | (not available) | adults |
| nekton | finfish | bony fish | unidentified gobies | Russia | juv./adults |
| nekton | finfish | bony fish | Mugil sp. | Russia | adults |
| nekton | finfish | bony fish | Mullus barbatus | (not available) | adults |
| nekton | finfish | bony fish | Sander lucioperca | (not available) | adults |
| nekton | finfish | bony fish | Sander volgensis | (not available) | adults |
| nekton | finfish | bony fish | Stizostedion marinum | (not available) | adults |
| nekton | finfish | bony fish | Platichthys flesus | (not available) | adults |
| nekton | finfish | bony fish | Pomatomus saltator | (not available) | adults |
| nekton | finfish | bony fish | Scomber scombrus | (not available) | adults |
| nekton | finfish | bony fish | Psetta maxima | (not available) | adults |
| nekton | finfish | bony fish | Scorpaena porcus | (not available) | adults |
| nekton | finfish | bony fish | Hippocampus hippocampus | (not available) | adults |
| zoobenthos | benth. crust. | amphipods | unidentified | (not available) | recruits/juv. |
| zoobenthos | benth. crust. | amphipods | unidentified | (not available) | recruits/juv. |
| zoobenthos | benth. crust. | amphipods | unidentified | (not available) | juv./adults |
| zoobenthos | benth. crust. | benth. copepods | unidentified | (not available) | recruits/juv. |
| zoobenthos | benth. crust. | n.a./other benth. crustaceans | unidentified | (not available) | recruits/juv. |
| zoobenthos | benth. crust. | n.a./other benth. crustaceans | unidentified | (not available) | recruits/juv. |
| zoobenthos | finfish | bony fish | unidentified flounder | Russia | juv./adults |
| zoobenthos | insects | insects | unidentified | (not available) | recruits/juv. |
| zoobenthos | insects | insects | unidentified | (not available) | adults |
| zoobenthos | insects | insects | unidentified | (not available) | recruits/juv. |
| zoobenthos | insects | insects | unidentified | (not available) | recruits/juv. |
| zoobenthos | other benth. invertebrates | n.a./other benth. Invertebrates | unidentified | (not available) | juv./adults |
| zoobenthos | worms | n.a./other annelids | unidentified | (not available) | recruits/juv. |
| zoobenthos | worms | n.a./other annelids | unidentified | (not available) | recruits/juv. |
| zoobenthos | worms | polychaetes | unidentified | (not available) | recruits/juv. |
| zooplankton | fish (early stages) | fish eggs/larvae | unidentified | (not available) | recruits/juv. |
| zooplankton | fish (early stages) | fish eggs/larvae | unidentified | (not available) | recruits/juv. |
| zooplankton | plank. crust. | cladocerans | unidentified | (not available) | recruits/juv. |
| zooplankton | plank. crust. | mysids | unidentified | (not available) | recruits/juv. |
| zooplankton | plank. crust. | mysids | unidentified | (not available) | juv./adults |
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