Field’s Lease Overview: Physical and Biological

Original Purpose: To protect a small example of the antelope brush community, the most arid shrub-steppe ecosystem in Canada Physical: Rocky knolls thinly covered with sandy soil form the central axis of this reserve. These are bordered by sandy flats on their west and south sides, and a steep northeast-facing slope along the northeast boundary.

Tranquille Ecological Reserve Overview: Physical and Biological

ORIGINAL PURPOSE Preservation of representative ponderosa pine and Douglas-fir ecosystems in a prominent interior valley Physical: This reserve, located on the north side of the Thompson River valley, has two distinct landforms. Its northeastern half consists of steep, gullied slopes which drop away sharply from the Red Plateau to the north. These have much exposed