Main Ref. | Keast, A., 1968 | ||
Fish stage | recruits/juv. | Mean length | 13.80 TL |
Sample size | 68 | Percent empty | 76 |
Country | Canada | Locality | Fish Lake, Picton, Ontario, Jan.to mid-Mar. 1966 and 1967. |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
4.77 % | zoobenthos | benth. crust. | amphipods | juv./adults | Amphipoda | 5% Amphipoda |
9.52 % | zoobenthos | mollusks | bivalves | juv./adults | Lamellibranchia | 10% Lamellibranchia |
28.57 % | nekton | finfish | bony fish | juv./adults | Etheostoma | 30% Etheostoma |
28.57 % | zooplankton | plank. crust. | cladocerans | juv./adults | Cladocera | 30% Cladocera |
19.05 % | zoobenthos | insects | insects | larvae | Chironomid larvae | 20% Chironomid larvae |
4.75 % | zoobenthos | insects | insects | nymphs | Zygoptera | 5% Zygoptera nymphs |
4.77 % | zoobenthos | insects | insects | nymphs | Ephemeroptera | 5% Ephemeroptera nymphs |