Main Ref. | Næsje, T.F., O.T. Sandlund and B. Jonsson, 1986 | ||
Fish stage | recruits/juv. | Mean length | NG |
Sample size | Percent empty | ||
Country | Norway | Locality | Lake Mjøsa, 1979-1981. |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
40.40 % | zooplankton | plank. crust. | cladocerans | juv./adults | Polyphemus pediculus | 22.2% Polyphemus pediculus, 9.1% Bosmina spp., 6.1% Leptodora kindti, 3% Daphnia spp. |
33.30 % | zoobenthos | insects | insects | pupae | insects | |
16.20 % | zooplankton | plank. crust. | n.a./other plank. crustaceans | juv./adults | Rotatoria | Rotatoria. |
10.10 % | zooplankton | plank. crust. | plank. copepods | juv./adults | Cyclops spp. | Cyclops spp. |