Main Ref. | Keast, A. and L. Walsh, 1968 | ||
Fish stage | juv./adults | Mean length | 13.50 TL |
Sample size | 25 | Percent empty | |
Country | Canada | Locality | Lake Opinicon, Leeds County, Ontario |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
5.00 % | nekton | finfish | bony fish | juv./adults | bony fish | |
2.00 % | zoobenthos | insects | insects | larvae | Ceratopogonid | Ceratopogonid larvae |
2.00 % | zoobenthos | insects | insects | larvae | Nueroptera | Nueroptera larvae |
2.00 % | zoobenthos | insects | insects | larvae | Trichoptera | Trichoptera larvae |
4.00 % | zoobenthos | insects | insects | larvae | Chironomidae | Chironomid larvae and pupae |
35.00 % | zoobenthos | insects | insects | nymphs | Anisoptera | Anisoptera nymphs |
50.00 % | zoobenthos | benth. crust. | n.a./other benth. crustaceans | juv./adults | Decapoda | Decapoda |