The Toyma (russian: Тойма; tt-Cyrl, Туйма) is a river in Udmurtia and Tatarstan, Russian Federation, a right-bank tributary of the Kama. It is long, of which are in Tatarstan, and its drainage basin covers .«Река ТОЙМА»
Russian State Water Registry It begins in Udmurtia and falls to the Kama near Yelabuga, Tatarstan. Major tributaries are the Vozzhayka, Yurashka, Karinka rivers. The maximal mineralization 400-600 mg/L. The maximal water discharge was in 1979. Drainage is regulated. Average sediment accumulation at the mouth per year is . Since 1978 it is protected as a ''natural monument of Tatarstan''.

Mendeleyevsk Mendeleyevsk (russian: Менделе́евск; tt-Cyrl, Менделеевск) is a town and the administrative center of Mendeleyevsky District in the Republic of Tatarstan, Russia, located on the right bank of Nizhnekamskoye Reservoir, fro ...

and Yelabuga are along the river.

References

Rivers of Tatarstan Rivers of Udmurtia {{Russia-river-stub