Food items reported for Ptychocheilus oregonensis
n = 21
Food I Food II Food III Food name Country Predator Stage
nekton finfish bony fish Acrocheilus alutaceus USA juv./adults
nekton finfish bony fish Cottidae USA juv./adults
nekton finfish bony fish Cottus asper USA juv./adults
nekton finfish bony fish Crappie species USA juv./adults
nekton finfish bony fish Cyprinidae USA juv./adults
nekton finfish bony fish Micropterus dolomieu USA juv./adults
nekton finfish bony fish Mylocheilus caurinus USA juv./adults
nekton finfish bony fish Oncorhynchus kisutch USA adults
nekton finfish bony fish Oncorhynchus mykiss USA juv./adults
nekton finfish bony fish Oncorhynchus nerka USA adults
nekton finfish bony fish Oncorhynchus tshawytscha USA adults
zoobenthos benth. crust. n.a./other benth. crustaceans Pacifastacus leniusculus USA juv./adults
zoobenthos benth. crust. lobsters Pacifastacus leniusculus USA juv./adults
nekton finfish n.a./other finfish Petromyzonidae USA juv./adults
zooplankton fish (early stages) fish eggs/larvae Ptychocheilus oregonensis Canada adults
nekton finfish bony fish Richardsonius balteatus USA adults
nekton finfish bony fish Salmonidae USA adults
nekton finfish bony fish sticklebacks USA adults
nekton finfish bony fish Sunfish species USA juv./adults
zoobenthos insects insects unidentified Canada recruits/juv.
zoobenthos benth. crust. n.a./other benth. crustaceans unidentified crustaceans USA juv./adults

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