Arctic Daily GIS Shapefiles

Example of Arctic daily shapefile displayed in a GIS viewer

MIZ Shapefile
Ice Edge Shapefile

Description: A GIS format that contains analyzed ice lines and ice concentration data derived from the daily ice analysis. Two GIS shapefiles are created:
1. MIZ Shapefile - contains ice lines at the ice edge and pack ice (ice concentration 80% and greater) boundaries
2. Ice Edge Shapefile - contains an ice line that separates ice from no ice

Coverage Area: Arctic and subarctic waters

Format: ZIP compressed, contains: SHP, DBF, SHX, PRJ, XML

Periodicity: Daily

Dissemination: USNIC website, CTG 80.7 Portal, NEP-Oc IC Portal

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