Main Ref. | Turunen, T. and M. Viljanen, 1988 | ||
Fish stage | juv./adults | Mean length | 30.00 TL |
Sample size | 120 | Percent empty | 9 |
Country | Finland | Locality | Lake Suomunjärvi, Eastern Finland |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
22.11 % | zoobenthos | mollusks | bivalves | juv./adults | Pisidium sp. | Pisidium sp. |
25.26 % | zooplankton | plank. crust. | cladocerans | juv./adults | Bosmina sp. | Bosmina sp. 5 Daphnia sp. 5 Polyphenus pediculus 3 Leptoda kindtii 1 Chydoridae 9 Cladocera 1 |
6.32 % | zoobenthos | mollusks | gastropods | juv./adults | gastropods | |
7.37 % | zoobenthos | insects | insects | larvae | Chironomidae | Chironomidae larvae 2 Chironomidae pupae 3 Diptera larvae & pupae Ephemeridae larvae 2 |
15.79 % | zoobenthos | insects | insects | larvae | Sialis sp. | Trichoptera larvae 4 Sialis sp. larvae 11 |
10.53 % | zoobenthos | benth. crust. | isopods | juv./adults | Asellus aquaticus | Asellus aquaticus |
1.05 % | zoobenthos | other benth. invertebrates | n.a./other benth. invertebrates | juv./adults | Hydracarina | Hydracarina |
11.58 % | zooplankton | plank. crust. | plank. copepods | juv./adults | Cyclopoida | Cyclopoida 6 Calanopida 5 |