Snezhura - snow cover or accumulation of snow on the water, formed during heavy snowfall on the surface of the water close to the freezing point. Quickly soaked with water and forms a pasty viscous mass. Freezing, forms slug . In a storm, it is dangerous for ships, because when it hits the deck, it causes rapid icing.
With the advent of Snezhur, the process of ice formation often begins, and on small non-flowing water bodies and small rivers with a weak flow of Snegur often serves as the main component of the ice cover  .
In Murmansk or White Sea coast-dwellers, Snezhura was called “bakalda”  .
- Mark Sofer. How rivers and lakes freeze // Science and life . - 2018. - № 1 . - p . 24—32 .
- Bakalda // Marine encyclopedic dictionary / V. V. Dmitriev. - L .: "Shipbuilding", 1991. - T. 1. - p. 109. - 504 p. - ISBN 5-7355-0280-8 .
- GOST 19179-73. Hydrology of land. Terms and Definitions. [one]
- Glaciological Dictionary / Red V.M. Kotlyakov. - L .: Hydrometeoizdat, 1984.