Main Ref. | Specziár, A., L. Tölg and P. Biró, 1997 | ||
Fish stage | adults | Mean length | 14.80 TL |
Sample size | 124 | Percent empty | |
Country | Hungary | Locality | littoral zone of Lake Balaton, April-November 1996 |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
3.48 % | zoobenthos | benth. crust. | amphipods | juv./adults | Gammaridae | Gammaridae |
17.98 % | zoobenthos | benth. crust. | amphipods | juv./adults | Corophium curvispinum | Corophium curvispinum |
2.64 % | zoobenthos | benth. crust. | benth. copepods | juv./adults | benth. copepods | |
2.64 % | plants | other plants | benthic algae/weeds | n.a./others | benthic algae/weeds | |
56.47 % | zoobenthos | mollusks | bivalves | juv./adults | Dreissena polymorpha | 46.8% Dreissena polymorpha,0.3% Pisidium |
0.12 % | zooplankton | plank. crust. | cladocerans | juv./adults | Leptodora kindtii | Leptodora kindtii |
3.96 % | detritus | detritus | debris | n.a./others | debris | |
1.92 % | zoobenthos | mollusks | gastropods | juv./adults | gastropods | |
10.67 % | zoobenthos | insects | insects | larvae | Micronecta spp. | 3.6% Chironomidae pupae, 3.4% Chironomidae larvae, 0.2% Trichoptera larvae, incl. 1.7% Micronecta spp. |
0.12 % | zoobenthos | worms | n.a./other annelids | juv./adults | Oligochaeta | Oligochaeta |