Russian name казарка Kazarka  small goose, for various geese and shelducks  < Tartar Karakchás  black goose (cf. Old French cassart  red) (syn. Anser albifrons, syn. Tadorna ferruginea).

Search for more names on the Key to Scientific Names in Ornithology by James A. Jobling.
Recommended citation
Jobling, J. A. (2018). Key to Scientific Names in Ornithology. In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.) (2018). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 15 December 2018).