Main Ref. | Keast, A., 1985 | ||
Fish stage | recruits/juv. | Mean length | 2.60 TL |
Sample size | 40 | Percent empty | |
Country | Canada | Locality | Lake Opinicon, Leeds County, Ontario, 1980 |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
2.30 % | zoobenthos | benth. crust. | amphipods | juv./adults | Hyalella azteca | 2% Hyalella azteca |
40.20 % | zooplankton | plank. crust. | cladocerans | juv./adults | Chydorus | 30% Chydorus, 8% Sida crystallina, 7% Daphnia retrocurva |
13.80 % | zoobenthos | insects | insects | larvae | Chironomid | 12% Chironomid larvae |
43.70 % | zoobenthos | insects | insects | nymphs | Ephemeroptera | 38% Ephemeroptera nymphs |