Main Ref. | Keast, A., 1977 | ||
Fiskens utvecklingsstadium | recruits/juv. | Medellängd | 11.60 SL |
Sample size | 96 | Percent empty | |
Land | Canada | Observationsplats | Lake Opinicon, Leeds County, Ontario, 1971 |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Kommentarer |
---|---|---|---|---|---|---|
2.01 % | zoobenthos | benth. crust. | amphipods | juv./adults | amphipods | |
7.22 % | nekton | finfish | bony fish | juv./adults | bony fish | |
21.65 % | zooplankton | plank. crust. | cladocerans | juv./adults | cladocerans | |
1.03 % | zoobenthos | mollusks | gastropods | juv./adults | gastropods | |
1.03 % | zoobenthos | insects | insects | larvae | Chironomidae | Chironomid larvae |
22.68 % | zoobenthos | insects | insects | larvae | Diptera | Diptera |
6.19 % | zoobenthos | insects | insects | nymphs | Ephemeroptera | 3% Ephemeroptera, 3% Anisoptera |
19.59 % | zoobenthos | insects | insects | nymphs | Zygoptera | Zygoptera nymph |
18.57 % | zoobenthos | benth. crust. | isopods | juv./adults | isopods |