Within Labrador, this ecozone occupies the northernmost section.

The largest ecozone, the Boreal Shield, extends in a broad, U-shape from northern Saskatchewan to Newfoundland.

This ecoregion is composed of islands, exposed headlands, and protected inlets, from Napaktok Bay south to the Strait of Belle Isle.

The Eagle Plateau ecoregion comprises the Mealy Mountains and an area south of Lake Melville in southern Labrador.

This ecoregion covers an area west of Lake Melville in southern Labrador.

The Kingurutik/Fraser Rivers ecoregion takes in several other mountainous outcrops, including the Mealy Mountains, south of Lake Melville.

This ecoregion is divided into three separate upland areas, extending from the southwestern coast of Newfoundland to its Northern Peninsula.