Main Ref. | Kowalski, R., J. Glogowski, D. Kucharczyk, K. Goryczko, S. Dobosz and A. Ciereszko, 2003 | ||
Fish stage | juv./adults | Mean length | 11.50 TL |
Sample size | 22 | Percent empty | |
Country | Canada | Locality | Lake Opinicon, Ontario, June 1-2 and 15-16, 1966. |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
5.00 % | zoobenthos | mollusks | bivalves | juv./adults | bivalves | |
2.00 % | zoobenthos | mollusks | gastropods | juv./adults | gastropods | |
3.00 % | zoobenthos | insects | insects | larvae | Ceratopogonid | Ceratopogonid larvae |
55.00 % | zoobenthos | insects | insects | larvae | Trichoptera | Trichoptera larvae |
15.00 % | zoobenthos | insects | insects | nymphs | Anisoptera | Anisoptera nymphs |
20.00 % | zoobenthos | insects | insects | pupae | Chironomid | Chironomid pupae |