heavy floe

heavy floe

[′hev·ē ′flō]
(oceanography)
A mass of sea ice that is more than 10 feet (3 meters) thick. Also known as heavy ice.
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A Chinese icebreaker that went to the aid of a Russian ship stuck in heavy floes in Antarctica has now itself become trapped by ice, officials said Saturday, sparking anger about the impact of the rescue on polar expeditions.

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