one-year ice

one-year ice

[′wən ‚yir ′īs]
(oceanography)
Sea ice formed the previous season, not yet 1 year old.
References in periodicals archive ?
In the Sannikov Strait, the vessel came through a frozen one-year ice crust with a compression of up to 3 points and hummocks up to 2-3 meters high.
The southern route is through Peel Sound in Nunavut, which has been open in recent summers and contains mostly one-year ice.
Virtually half of the one-year ice was covered with melt ponds.