On the river in St. Petersburg, scientists have recorded the phenomenon of "snezhura"

A photo of the natural phenomenon "snezhura" on the Ekateringofka River was published in the Telegram channel The Research Institute of the Arctic and Antarctic (St. Petersburg), it occurs when snow falls on water in a river with zero temperature.

"Today on the Ekateringofka River in An interesting phenomenon was observed in St. Petersburg - a snowball. The snowfall was formed due to the fact that heavy snowfall and almost zero water temperature met. The snow falling on the surface of the water did not melt, but got lost in a viscous plastic mass," the message says.