Main Ref. | Donald, D.B. and A.H. Kooyman, 1977 | ||
Fish stage | recruits/juv. | Mean length | 16.50 FL |
Sample size | 25 | Percent empty | 20 |
Country | Canada | Locality | Peace-Athabasca Delta, 1973 |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
4.00 % | zoobenthos | insects | insects | adults | insects | aquatic insects |
58.00 % | zoobenthos | insects | insects | adults | insects | aerial insects |
5.00 % | zoobenthos | insects | insects | larvae | Dytiscidae | Dytiscidae |
9.00 % | zoobenthos | insects | insects | larvae | Trichoptera | Trichoptera |
19.00 % | zoobenthos | insects | insects | larvae | Corixidae | Corixidae |
5.00 % | zooplankton | plank. crust. | n.a./other plank. crustaceans | juv./adults | Conchostraca | Conchostraca |