| Food I | Food II | Food III | Food name | Country | Predator Stage |
|---|---|---|---|---|---|
| plants | other plants | benthic algae/weeds | Acrosiphonia arcta | Canada | juv./adults |
| plants | other plants | benthic algae/weeds | Cladophora sericea | Canada | juv./adults |
| plants | other plants | benthic algae/weeds | Pilayella | Canada | juv./adults |
| plants | other plants | benthic algae/weeds | Ulva intestinalis | Canada | juv./adults |
| plants | phytoplankton | n.a./other phytoplankton | unidentified | USA | juv./adults |
| zoobenthos | benth. crust. | amphipods | Ampelisca macrocephala | Canada | juv./adults |
| zoobenthos | benth. crust. | amphipods | Ampelisca macrocephala | Canada | juv./adults |
| zoobenthos | benth. crust. | amphipods | Ampithoe | Canada | juv./adults |
| zoobenthos | benth. crust. | amphipods | Leptocheirus pinguis | USA | juv./adults |
| zoobenthos | benth. crust. | amphipods | Argissa hamatipes | Canada | juv./adults |
| zoobenthos | benth. crust. | amphipods | Argissa hamatipes | Canada | juv./adults |
| zoobenthos | benth. crust. | amphipods | Aeginina longicornis | Canada | juv./adults |
| zoobenthos | benth. crust. | amphipods | Aeginina longicornis | Canada | juv./adults |
| zoobenthos | benth. crust. | amphipods | Corophium crassicorne | Canada | juv./adults |
| zoobenthos | benth. crust. | amphipods | Corophium crassicorne | Canada | juv./adults |
| zoobenthos | benth. crust. | amphipods | Ericthonius rubricornis | Canada | juv./adults |
| zoobenthos | benth. crust. | amphipods | Unciola irrorata | USA | juv./adults |
| zoobenthos | benth. crust. | amphipods | Pontogeniea inermis | Canada | juv./adults |
| zoobenthos | benth. crust. | amphipods | Gammarus oceanicus | Canada | juv./adults |
| zoobenthos | benth. crust. | amphipods | Photis pollex | USA | juv./adults |
| zoobenthos | benth. crust. | amphipods | Photis sp. | Canada | juv./adults |
| zoobenthos | benth. crust. | amphipods | Protomedeia fasciata | Canada | juv./adults |
| zoobenthos | benth. crust. | amphipods | Protomedeia fasciata | Canada | juv./adults |
| zoobenthos | benth. crust. | amphipods | Ischyroceros anguipes | Canada | juv./adults |
| zoobenthos | benth. crust. | amphipods | Monoculodes edwardsi | USA | juv./adults |
| zoobenthos | benth. crust. | amphipods | Stenopleustes inermis | Canada | juv./adults |
| zoobenthos | benth. crust. | amphipods | Stenopleustes inermis | Canada | juv./adults |
| zoobenthos | benth. crust. | amphipods | Dyopedos sp. | USA | juv./adults |
| zoobenthos | benth. crust. | amphipods | Metopa bruzelli | Canada | juv./adults |
| zoobenthos | benth. crust. | crabs | Cancer irroratus | USA | juv./adults |
| zoobenthos | benth. crust. | crabs | Pagurus sp. | Canada | juv./adults |
| zoobenthos | benth. crust. | isopods | Cirolana sp. | USA | juv./adults |
| zoobenthos | benth. crust. | isopods | Edotia montosa | Canada | juv./adults |
| zoobenthos | benth. crust. | isopods | Edotia triloba | USA | juv./adults |
| zoobenthos | benth. crust. | isopods | Edotia montosa | Canada | juv./adults |
| zoobenthos | benth. crust. | isopods | Edotia triloba | USA | juv./adults |
| zoobenthos | benth. crust. | n.a./other benth. crustaceans | Diastylis quadrispinosa | Canada | juv./adults |
| zoobenthos | benth. crust. | n.a./other benth. crustaceans | Lamprops quadrireplicata | Canada | juv./adults |
| zoobenthos | benth. crust. | n.a./other benth. crustaceans | Leptocuma minor | Canada | juv./adults |
| zoobenthos | benth. crust. | shrimps/prawns | Cancer irroratus | USA | juv./adults |
| zoobenthos | benth. crust. | shrimps/prawns | Cancer sp. | USA | juv./adults |
| zoobenthos | benth. crust. | shrimps/prawns | Crangon septemspinosus | USA | juv./adults |
| zoobenthos | benth. crust. | shrimps/prawns | Diastylis sp. | USA | juv./adults |
| zoobenthos | cnidarians | n.a./other polyps | unidentified | USA | juv./adults |
| zoobenthos | cnidarians | n.a./other polyps | Ceriantheopsis americana | USA | juv./adults |
| zoobenthos | cnidarians | n.a./other polyps | Ceriantheopsis americana | USA | juv./adults |
| zoobenthos | cnidarians | n.a./other polyps | Actinauge longicornis | Canada | juv./adults |
| zoobenthos | cnidarians | n.a./other polyps | Actinauge longicornis | Canada | juv./adults |
| zoobenthos | echinoderms | n.a./other echinoderms | Echinarachnius parma | USA | juv./adults |
| zoobenthos | mollusks | bivalves | Nucula proxima | USA | juv./adults |
| zoobenthos | mollusks | bivalves | Yoldia sp. | USA | juv./adults |
| zoobenthos | mollusks | gastropods | Nassarius trivittatus | USA | juv./adults |
| zoobenthos | mollusks | gastropods | Nassarius trivittatus | USA | juv./adults |
| zoobenthos | mollusks | gastropods | Nucula proxima | USA | juv./adults |
| zoobenthos | mollusks | gastropods | unidentified | USA | juv./adults |
| zoobenthos | mollusks | gastropods | Retusa obtusa | Canada | juv./adults |
| zoobenthos | other benth. invertebrates | n.a./other benth. invertebrates | unidentified Ectoprocta | Canada | juv./adults |
| zoobenthos | other benth. invertebrates | n.a./other benth. invertebrates | unidentified | USA | juv./adults |
| zoobenthos | sponges/tunicates | ascidians | Molgula sp. | USA | juv./adults |
| zoobenthos | worms | n.a./other annelids | Aglaophamus circinata | USA | juv./adults |
| zoobenthos | worms | n.a./other annelids | Nephtys incisa | USA | juv./adults |
| zoobenthos | worms | non-annelids | unidentified | USA | juv./adults |
| zoobenthos | worms | non-annelids | unidentified | USA | juv./adults |
| zoobenthos | worms | polychaetes | Ampharete acutifrons | USA | juv./adults |
| zoobenthos | worms | polychaetes | Ampharete acutifrons | USA | juv./adults |
| zoobenthos | worms | polychaetes | Ampharete lindstroemi | Canada | juv./adults |
| zoobenthos | worms | polychaetes | Ampharete sp. | Canada | juv./adults |
| zoobenthos | worms | polychaetes | Asabellides oculata | USA | juv./adults |
| zoobenthos | worms | polychaetes | Asabellides oculata | USA | juv./adults |
| zoobenthos | worms | polychaetes | Capitella sp. | USA | juv./adults |
| zoobenthos | worms | polychaetes | Mediomastus ambiseta | USA | juv./adults |
| zoobenthos | worms | polychaetes | Mediomastus ambiseta | USA | juv./adults |
| zoobenthos | worms | polychaetes | Cirratulus cirratus | USA | juv./adults |
| zoobenthos | worms | polychaetes | Cirratulus cirratus | USA | juv./adults |
| zoobenthos | worms | polychaetes | Tharyx acutus | USA | juv./adults |
| zoobenthos | worms | polychaetes | Tharyx acutus | USA | juv./adults |
| zoobenthos | worms | polychaetes | Tharyx sp. | USA | juv./adults |
| zoobenthos | worms | polychaetes | Pherusa affinis | USA | juv./adults |
| zoobenthos | worms | polychaetes | Glycera sp. | USA | juv./adults |
| zoobenthos | worms | polychaetes | Ophioglycera gigantea | USA | juv./adults |
| zoobenthos | worms | polychaetes | Ninoe nigripes | USA | juv./adults |
| zoobenthos | worms | polychaetes | Ninoe nigripes | USA | juv./adults |
| zoobenthos | worms | polychaetes | Scoletoma acicularum | USA | juv./adults |
| zoobenthos | worms | polychaetes | Scoletoma sp. | USA | juv./adults |
| zoobenthos | worms | polychaetes | Euclymene zonalis | Canada | juv./adults |
| zoobenthos | worms | polychaetes | unidentified maldanid polychaetes | Canada | juv./adults |
| zoobenthos | worms | polychaetes | Aglaophamus circinata | USA | juv./adults |
| zoobenthos | worms | polychaetes | Nephtys incisa | USA | juv./adults |
| zoobenthos | worms | polychaetes | Nephtys sp. | USA | juv./adults |
| zoobenthos | worms | polychaetes | Neanthes succinea | USA | juv./adults |
| zoobenthos | worms | polychaetes | Nereis succinea | USA | juv./adults |
| zoobenthos | worms | polychaetes | Drilonereis sp. | USA | juv./adults |
| zoobenthos | worms | polychaetes | Pectinaria granulata | Canada | juv./adults |
| zoobenthos | worms | polychaetes | Pectinaria granulata | Canada | juv./adults |
| zoobenthos | worms | polychaetes | Eteone sp. | Canada | juv./adults |
| zoobenthos | worms | polychaetes | Phyllodoce arenae | USA | juv./adults |
| zoobenthos | worms | polychaetes | Phyllodoce mucosa | Canada | juv./adults |
| zoobenthos | worms | polychaetes | Phyllodoce arenae | USA | juv./adults |
| zoobenthos | worms | polychaetes | Phyllodoce longa | Canada | juv./adults |
| zoobenthos | worms | polychaetes | Phyllodoce mucosa | Canada | juv./adults |
| zoobenthos | worms | polychaetes | Phyllodoce sp. | Canada | juv./adults |
| zoobenthos | worms | polychaetes | Harmothoe sp. | Canada | juv./adults |
| zoobenthos | worms | polychaetes | unidentified polynoid polychaetes | Canada | juv./adults |
| zoobenthos | worms | polychaetes | Chone infundibuliformis | USA | juv./adults |
| zoobenthos | worms | polychaetes | Chone infundibuliformis | USA | juv./adults |
| zoobenthos | worms | polychaetes | Potamilla reniformis | Canada | juv./adults |
| zoobenthos | worms | polychaetes | Potamilla reniformis | Canada | juv./adults |
| zoobenthos | worms | polychaetes | Polydora sp. | Canada | juv./adults |
| zoobenthos | worms | polychaetes | Spio setosa | USA | juv./adults |
| zoobenthos | worms | polychaetes | Spiophanes bombyx | USA | juv./adults |
| zoobenthos | worms | polychaetes | Spiophanes bombyx | USA | juv./adults |
| zoobenthos | worms | polychaetes | unidentified | USA | juv./adults |
| zoobenthos | worms | polychaetes | unidentified spionid polychaetes | Canada | juv./adults |
| zoobenthos | worms | polychaetes | unidentified terebellid polychaetes | Canada | juv./adults |
| zooplankton | other plank. invertebrates | n.a./other plank. invertebrates | unidentified | USA | juv./adults |
| zooplankton | other plank. invertebrates | n.a./other plank. invertebrates | unidentified | USA | juv./adults |
| zooplankton | plank. crust. | cladocerans | unidentified | Canada | juv./adults |
| zooplankton | plank. crust. | mysids | unidentified | USA | juv./adults |
| zooplankton | plank. crust. | plank. copepods | unidentified | Canada | juv./adults |
| zooplankton | plank. crust. | plank. copepods | unidentified | Canada | juv./adults |
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