Main Ref. | Keast, A., 1968 | ||
Fish stage | recruits/juv. | Mean length | 9.80 TL |
Sample size | 28 | Percent empty | |
Country | Canada | Locality | Upper Jones Creek, Ontario, May 13-15, 1966. |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
10.00 % | zoobenthos | mollusks | gastropods | juv./adults | gastropods | |
20.00 % | zoobenthos | insects | insects | larvae | Simulid larvae | Simulid larvae |
25.00 % | zoobenthos | insects | insects | larvae | Trichoptera | Trichoptera larvae |
15.00 % | zoobenthos | insects | insects | nymphs | Ephemeroptera | Ephemroptera nymphs |
15.00 % | zoobenthos | worms | n.a./other annelids | juv./adults | Hirudinea | Hirudinea |
15.00 % | others | other terrest. invertebrates | n.a./terrest. insects | juv./adults | Araneida | Araneida |