| Alimento I | Alimento II | Alimento III | Nombre del alimento | País | Estadio del despredador |
|---|---|---|---|---|---|
| detritus | detritus | debris | unidentified | UK Engld Wal | juv./adultos |
| nekton | finfish | bony fish | Gasterosteus aculeatus aculeatus | UK | juv./adultos |
| nekton | finfish | bony fish | Pungitius pungitius pungitius | UK | juv./adultos |
| others | others | n.a./others | spiders | UK | juv./adultos |
| plants | other plants | benthic algae/weeds | macrophytes | UK Scotland | juv./adultos |
| zoobenthos | benth. crust. | amphipods | Gammarus pulex | UK | juv./adultos |
| zoobenthos | benth. crust. | amphipods | Gammarus pulex | UK | juv./adultos |
| zoobenthos | benth. crust. | amphipods | unidentified | (No disponible) | juv./adultos |
| zoobenthos | benth. crust. | isopods | Asellus aquaticus | UK | juv./adultos |
| zoobenthos | benth. crust. | isopods | Asellus aquaticus | UK | juv./adultos |
| zoobenthos | benth. crust. | lobsters | unidentified | (No disponible) | juv./adultos |
| zoobenthos | benth. crust. | ostracods | unidentified | UK | juv./adultos |
| zoobenthos | benth. crust. | shrimps/prawns | freshwater shrimps | UK Scotland | juv./adultos |
| zoobenthos | insects | insects | midge | UK Engld Wal | juv./adultos |
| zoobenthos | insects | insects | beetle | UK Engld Wal | juv./adultos |
| zoobenthos | insects | insects | blackfly | UK Engld Wal | juv./adultos |
| zoobenthos | insects | insects | mayflies | UK Engld Wal | juv./adultos |
| zoobenthos | insects | insects | bugs | UK | juv./adultos |
| zoobenthos | insects | insects | unidentified larvae | UK | juv./adultos |
| zoobenthos | insects | insects | stoneflies | UK Engld Wal | juv./adultos |
| zoobenthos | insects | insects | cranefly | UK Scotland | juv./adultos |
| zoobenthos | insects | insects | Caddis fly | UK Engld Wal | juv./adultos |
| zoobenthos | insects | insects | water moths | (No disponible) | juv./adultos |
| zoobenthos | mollusks | gastropods | limpets | UK Scotland | juv./adultos |
| zoobenthos | other benth. invertebrates | n.a./other benth. invertebrates | water mites | UK | juv./adultos |
| zoobenthos | other benth. invertebrates | n.a./other benth. Invertebrates | terrestial slugs and worms | UK Engld Wal | juv./adultos |
| zoobenthos | worms | n.a./other annelids | leeches | UK Scotland | juv./adultos |
| zoobenthos | worms | n.a./other annelids | unidentified | UK | juv./adultos |
| zooplankton | fish (early stages) | fish eggs/larvae | Cottus gobio | UK Engld Wal | juv./adultos |
| zooplankton | plank. crust. | cladocerans | unidentified | UK Scotland | juv./adultos |