Main Ref. | Kogan, A.V., 1975 | ||
Fish stage | juv./adults | Mean length | 9.50 SL |
Sample size | 45 | Percent empty | |
Country | Russia | Locality | Kuybyshev Reservoir, July 1972 |
Period |
|
Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
---|---|---|---|---|---|---|
0.40 % | zooplankton | plank. crust. | cladocerans | juv./adults | Chydorus | Chydorus, Bosmina |
13.30 % | zooplankton | plank. crust. | cladocerans | juv./adults | Bythotrephes | Bythotrephes |
31.00 % | zooplankton | plank. crust. | cladocerans | juv./adults | Leptodora | Leptodora |
35.30 % | zooplankton | plank. crust. | cladocerans | juv./adults | Daphnia | Daphnia |
4.90 % | zooplankton | plank. crust. | plank. copepods | juv./adults | Cyclopoida | Cyclopoida |
14.30 % | zooplankton | plank. crust. | plank. copepods | juv./adults | Calanoida | Calanoida |
0.80 % | zooplankton | plank. crust. | plank. copepods | larvae | Copepodite | Copepodite stages |