This is an example ice chart from AARI in ArcView format.
Path: <NSR_DATA>\Icesnow\IceCharts
GeoDataset type: Shapefile with Polygon features.
Coordinate system: Latitude/longitude in decimal degrees
Label field: Totcon
* AARI Ice Chart
134 Polygons, 20 descriptive fields.
Fields: [<Name>] -- <Alias> (type of field)
[Area] -- "Area" (Numeric, 3 decimals)
[Perimeter] -- "Perimeter" (Numeric, 3 decimals)
[Summer_col] -- "Summer_col" (Numeric, no decimals)
[Winter_col] -- "Winter_color" (Numeric, no decimals)
[Begin_date] -- "Begin_date" (Numeric, no decimals)
[Totcon] -- "Totcon" (String, max. 5 characters)
[Ca] -- "Ca" (String, max. 5 characters)
[Cb] -- "Cb" (String, max. 5 characters)
[Cc] -- "Cc" (String, max. 5 characters)
[Sa] -- "Sa" (String, max. 5 characters)
[Sb] -- "Sb" (String, max. 5 characters)
[Sc] -- "Sc" (String, max. 5 characters)
[So] -- "So" (String, max. 5 characters)
[Sd] -- "Sd" (String, max. 5 characters)
[Fa] -- "Fa" (String, max. 5 characters)
[Fb] -- "Fb" (String, max. 5 characters)
[Fc] -- "Fc" (String, max. 5 characters)
[Kars_id] -- "Kars_id" (Numeric, no decimals)
[Strip] -- "Strip" (String, max. 5 characters)
[End_date] -- "End_date" (Numeric, no decimals)
Ice charts from AARI