CEC Ecoregions of North America Level III map

Commission for Environmental Cooperation
Publication Date: 
2006

This map has been cooperatively put together with agreement by the same signer countries of the Migratory Bird Treaty. A standardized system of ecoregion will assist resource management to collaborate seamlessly between countries of migrating birds. An indepth description of each of these regions has been updated as of April 2011.

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