Fog-like clouds formed by the contact of cold air with relatively warm water. These can appear over openings in the ice or leeward of the ice edge and may persist while ice is forming.
Environment and Climate Change - Canada https://www.ec.gc.ca/glaces-ice/default.asp?lang=En&n=2CE448E2%E2%80%931&offset=4&toc=hide

Frost Smoke is a photograph by British Antarctic Survey/science Photo Library which was uploaded on September 15th, 2018.

https://fineartamerica.com/featured/frost-smoke-british-antarctic-surveyscience-photo-library.html