Main Ref. | Jansen, W.A. and W.C. Mackay, 1992 | ||
Fish stage | juv./adults | Mean length | 13.20 TL |
Sample size | 9 | Percent empty | |
Country | Canada | Locality | Baptiste Lake, Alberta, 1986 |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
21.40 % | zoobenthos | benth. crust. | amphipods | juv./adults | Gammarus lacustris | Gammarus lacustris and Hyalella azteca |
14.10 % | zoobenthos | insects | insects | adults | Chironomidae | Chironomidae |
23.00 % | zoobenthos | insects | insects | adults | Coleoptera | Coleoptera larvae and adults |
34.70 % | zoobenthos | insects | insects | adults | Trichoptera | Trichoptera |
5.40 % | zoobenthos | insects | insects | n.a./others | Corixidae | Corixid nymphs and adults |
0.20 % | zoobenthos | other benth. invertebrates | n.a./other benth. invertebrates | juv./adults | benth. invertebrates | |
1.20 % | zoobenthos | mollusks | n.a./other mollusks | juv./adults | Pisidiidae | Pisidiidae and Gastropoda |