Main Ref. | Chilton, G., K.A. Martin and J.H. Gee, 1984 | ||
Fish stage | juv./adults | Mean length | 6.00 TL |
Sample size | 62 | Percent empty | 0 |
Country | Canada | Locality | southeastern Manitoba |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
3.50 % | zoobenthos | benth. crust. | amphipods | juv./adults | amphipods | 2.2% amphipods incl. 1.3% Hydracarina |
1.40 % | plants | other plants | benthic algae/weeds | n.a./others | benthic algae/weeds | |
13.00 % | zoobenthos | benth. crust. | cladocerans | juv./adults | Cladocera | Cladocera |
12.90 % | zoobenthos | insects | insects | adults | Dytiscidae | 2.7% Haliplidae, 4.6% Dytiscidae, 3.2% Hydraenidae, 1.2% Homoptera, 1.2% Coleoptera |
11.00 % | zoobenthos | insects | insects | larvae | Chironomidae | Chironomidae |
13.60 % | zoobenthos | insects | insects | larvae | Trichoptera | 7% Trichoptera, 1.2% Tipulidae, 3.1% Lepidoptera, 2.3% Dytiscidae |
26.80 % | zoobenthos | insects | insects | nymphs | Baetoide | 9.3% Baetoide and 7.7% Zygoptera naiad |
5.90 % | zoobenthos | worms | n.a./other annelids | juv./adults | oligochaetes | 4.5% oligochaetes, 1.4% Hirudineae |
7.30 % | zoobenthos | benth. crust. | ostracods | juv./adults | ostracods | |
4.60 % | zooplankton | plank. crust. | plank. copepods | juv./adults | plank. copepods |