Flaw lead is an oceanographic term for a waterway opening between pack ice and fast ice. Flaw lead occurs annually at the time when central pack ice drifts from coastal ice, thereby creating the flaw. The process begins in autumn. Flaw leads can have interconnected polynyas. The Canadian government`s Circumpolar Flaw Lead System Study, through th....
Found on
http://en.wikipedia.org/wiki/Flaw_lead
a navigable passage between pack ice and fast ice.
Found on
https://nsidc.org/cryosphere/glossary?page=8
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