Main Ref. | Rondorf, D.W., G.A. Gray and R.B. Fairley, 1990 | ||
Fish stage | recruits/juv. | Mean length | 70.00 FL |
Sample size | 65 | Percent empty | |
Country | Locality | Limnetic zone of the midreservoir habitat of Lake Wallula, Columbia River, 1981 | |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
4.50 % | zoobenthos | benth. crust. | amphipods | juv./adults | Amphipoda | Amphipoda |
14.60 % | zooplankton | plank. crust. | cladocerans | juv./adults | Cladocera | Cladocera |
1.30 % | zoobenthos | insects | insects | adults | Ephemeroptera | Ephemeroptera |
4.20 % | zoobenthos | insects | insects | adults | Hymenoptera | Hymenoptera |
6.20 % | zoobenthos | insects | insects | adults | Hemiptera | Hemiptera |
15.10 % | zoobenthos | insects | insects | adults | Trichoptera | Trichoptera |
20.00 % | zoobenthos | insects | insects | adults | Homoptera | Homoptera |
34.10 % | zoobenthos | insects | insects | adults | Diptera | Diptera |