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Sea Ice Climatic Atlas

This Atlas can be downloaded in PDF format (49.8 MB). It is also available in CD and paper format and can be ordered through the Canadian Ice Service.

Erratum Sea Ice Climatic Atlas – Northern Canadian Waters 1971-2000

Please note that as of March 2007 corrections have been made to figures b2 and b4 on page 266 of the atlas to correct erroneous values for the year 1996. Note that the modification of the areas may also result in minor differences in values (see figure b1 on page 266).


Individual products may be downloaded either from a List of Products or through the interface below.
Dates of Freeze-up and Break-up are also available.

Product View
Median of Ice Concentration
Median of Predominant Ice Type When Ice is Present
Frequency of Presence of Sea Ice (%)
Median of Old Ice Concentration
Frequency of Presence of Old Ice: 1 to 10/10 (%)
Frequency of Old Ice Concentration: 4 to 10/10 (%)