List of ecoregions in Canada (WWF)

The following is a list of ecoregions in Canada as identified by the World Wide Fund for Nature (WWF).

The terrestrial ecoregions of Canada are all within the Nearctic realm, which includes most of North America.

[1] British Columbia is the most biodiverse province with 18 ecoregions across 4 biomes.

By contrast, Prince Edward Island is the least biodiverse with just one ecoregion - the Gulf of St. Lawrence lowland forests - encompassing the entire province.

[2] Quebec is the only province that borders both the Arctic and Temperate Northern Atlantic realms.