Main Ref. | George, E.L. and W.F. Hadley, 1979 | ||
Fish stage | recruits/juv. | Mean length | 2.20 TL |
Sample size | 18 | Percent empty | 0 |
Country | USA | Locality | Upper Niagara River, New York, 1977 |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
11.00 % | zoobenthos | benth. crust. | amphipods | juv./adults | Gammarus | Gammarus |
8.00 % | zoobenthos | benth. crust. | benth. copepods | juv./adults | benth. copepods | |
11.00 % | nekton | finfish | bony fish | juv./adults | bony fish | |
1.00 % | zooplankton | plank. crust. | cladocerans | juv./adults | Camptocercus | Camptocercus |
3.00 % | zoobenthos | insects | insects | larvae | Chironomid | Chironomid larva |
8.00 % | zoobenthos | insects | insects | larvae | Caddisfly | Caddis fly larva |
57.00 % | zoobenthos | insects | insects | nymphs | Mayfly | Mayfly nymph |
1.00 % | zooplankton | other plank. invertebrates | n.a./other plank. invertebrates | juv./adults | water mites | water mites |