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COSEWIC assessment and update status report on the Athabasca Thrift, ssp. interior in Canada

Distribution

Global Range

This subspecies is a Canadian endemic of the Athabasca Sand Dunes.


Figure 2: Map of the Lake Athabasca Sand Dunes and the Limits of the Lake Athabasca Sand Dunes Wilderness Provincial Park

Figure 2: Map of the Lake Athabasca sand dunes and the limits of the Lake Athabasca Sand Dunes Wilderness Provincial Park


Canadian Range

This taxon is known only from the south shore of Lake Athabasca, Saskatchewan, where it occurs in the three large dune fields: (1) the William River Dunes located between Ennuyeuse Cr. and the William River, (2) the Thomson Bay Dunes located between William River and Cantara Lake, and (3) the MacFarlane River Dunes, located just west of the MacFarlane River and in the smaller dunes at Archibald Lake (Figure 3).


Figure 3: Map of the Distribution of Armeria maritima subsp. interior

Figure 3: Map of the distribution of Armeria maritima ssp. interior (based on Argus, 1981 and recent herbarium specimens).

Based on Argus, 1981 and recent herbarium specimens.