| Main Ref. | Novoselov, A.P., 2000 | ||
| Fish stage | juv./adults | Mean length | 32.10 FL |
| Sample size | 980 | Percent empty | |
| Country | Russia | Locality | Northern Dvina delta,months of May-October, 1993-1997 |
| Period |
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| Diet percent | Food I | Food II | Food III | Prey stage | Item Name | Comments |
|---|---|---|---|---|---|---|
| 4.60 % | zoobenthos | mollusks | bivalves | juv./adults | Pisidium | mostly Pisidium |
| 90.90 % | zoobenthos | insects | insects | larvae | Chronomidae | Chronomidae, 75%; Tabanidae, 14.5%; Limoniidae, 0.8%; Heleidae, 0.1%; Trichoptera, 0.5% |
| 3.10 % | zoobenthos | worms | n.a./other annelids | juv./adults | oligochaetes | oligochaetes, 2.5%; nematodes, 0.6% |
| 1.40 % | plants | phytoplankton | n.a./other phytoplankton | juv./adults | phytoplankton |