19.03.11.V reservoirs is IARF fish kills. On Zingule even near the lake fish Uchaly massively dies. Car came, and draw it out of the holes so dead fishes.
There is a theory that this is due to radon gas accumulating under a crust of ice and eroding, poisoned fish.
In the natural background of all is normal, but if radon began to go stand-fish dies. Radon is often allocated to the active earthquake.
According to reports in Bashkortostan aftershocks recorded at the beginning of March. And since 1957, the year in Bashkortostan were more than 20 earthquakes.
And the mass death of fish, birds observed in many parts of the planet.