| No. acuan | Levin, B.A. and J. Holcik, 2006 |
| Ekosistem | Volga |
| Status | native |
| Kelimpahan | abundant (always seen in some numbers) |
| Lifestage | adults |
| Basis data regional | |
| Keterangan | Found in 8 rivers of the Middle Volga (Elan'-Kadada River) basin; inhabits upper part of the Sura River and its tributaries. Abundant in the eastern rivers of the river basin. Also Ref. 58028. |