Revision Note: Please note that this dataset has been revised and is available from the Land Information Ontario (LIO) Warehouse.

A Wintering Area is a polygon feature that identifies an area in which a species habitually winters. Different Wintering Area types collected by the Natural Resources Values Information System (NRVIS) include:

• Bat Hibernaculum
• Caribou Wintering Area
• Deer Wintering Area (Stratum 2)
• Deer Wintering Area (Stratum 1)
• Elk Wintering Area
• Moose Early Wintering Area
• Moose Late Wintering Area
• Snake Hibernaculum
• Waterfowl Winter Concentration Area

Supplementary tables can be used and are available for download from the additional documentation section. Supplementary look-up table descriptions are available in the Data Description document, which is available for download from the additional documentation section. This layer is part of what was known as the OMNR Non-Fundamental Dataset.