27.07.12.Po information of the regional department of natural resources and environmental factors, loss of a few, but the main reason — heat waves.
So in Tom live burbot and pike, and this cold-fish, they heat shock begins at 15 degrees, environmentalists say.
In summer, the fish lie on the bottom, in the pit, where the cold hit the keys. But this year, and these cavities are heated strongly enough. Another negative factor — smog and low water levels, thus reducing the level of oxygen in the water.
Source: Lead Tomsk