Main Ref. | Nilsson, N.-A., 1957 | ||
Fish stage | larvae | Mean length | NG |
Sample size | 18 | Percent empty | 0 |
Country | Sweden | Locality | River Rensjön, Station 2. 1955 |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
27.50 % | zoobenthos | insects | insects | adults | Chironomidae | Trichoptera (13.1), Chironomidae (14.4) |
54.50 % | zoobenthos | insects | insects | larvae | Trichoptera | Trichoptera (22.8), Chironomidae (8.9), Simuliidae (17.2), Tipulidae (5.6) |
16.90 % | zooplankton | plank. crust. | n.a./other plank. crustaceans | juv./adults | Phyllopoda | Phyllopoda |
1.10 % | zooplankton | plank. crust. | plank. copepods | juv./adults | Copepoda | Copepoda |