Feeding of juvenile kaluga and amur sturgeon in the Amur river estuary

The tench (T. tinca) inhabits 7 from 13 reservoirs of K. Satpaev's channel. The growth rate, nourishment and fecundity rate of this fish species in the investigated waters are rather high. The age rate is characterized by some successful generations. Sexual ratio is characterized by male domination. In the water reservoirs of the channel the tench has sustainable population suitable for commercial use.