Main Ref. | Kreivi, P., T. Muotka, A. Huusko, A. Mäki-Petäys, A. Huhta and K. Meissner, 1999 | ||
Fish stage | recruits/juv. | Mean length | 12.20 SL |
Sample size | 47 | Percent empty | |
Country | Finland | Locality | River Kuusinkijoki, tributary of R. Oulankajoki |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
1.00 % | zoobenthos | insects | insects | adults | Simuliidae | Simuliidae |
6.00 % | zoobenthos | insects | insects | adults | Ephemerella | Ephemerella |
8.00 % | zoobenthos | insects | insects | adults | Baetis | Baetis |
14.00 % | zoobenthos | insects | insects | adults | Trichoptera | other Trichoptera |
66.00 % | zoobenthos | insects | insects | adults | Micrasema | Micrasema |
5.00 % | zoobenthos | other benth. invertebrates | n.a./other benth. invertebrates | juv./adults | invertebrates | unidentified aquatic invertebrates |