Main Ref. | Keast, A., 1977 | ||
Fish stage | recruits/juv. | Mean length | 11.60 SL |
Sample size | 84 | Percent empty | |
Country | Canada | Locality | Lake Opinicon, Leeds County, Ontario, 1971 |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
10.00 % | zoobenthos | benth. crust. | amphipods | juv./adults | amphipods | |
1.00 % | zoobenthos | mollusks | gastropods | juv./adults | gastropods | |
9.00 % | zoobenthos | insects | insects | adults | Trichoptera | Trichoptera |
3.00 % | zoobenthos | insects | insects | larvae | Diptera | Diptera larvae & pupae |
19.00 % | zoobenthos | insects | insects | larvae | Chironomidae | Chironomidae larvae |
48.00 % | zoobenthos | insects | insects | nymphs | Zygoptera | 22% Zygoptera nymph, 16% Anisoptera nymph, 10% Ephmeroptera nymph |
10.00 % | zoobenthos | benth. crust. | isopods | juv./adults | isopods |