Caribou Assessment, 1995 Baseline Study Update (BHP Billiton, December 1995)
This 1995 baseline study documents caribou occurrence, movements, and distribution within the Lac de Gras study area (1,900 km²) from spring through fall migration, providing baseline data prior to diamond mine development. Aerial surveys tracked caribou using major migration corridors along the north shore of Lac de Gras and esker systems, with spring migration involving primarily cows in groups of 11–50 individuals, sparse summer presence, and concentrated late summer and fall populations using wetlands.
- Date
- 1995-12-01
- Document type
- report
- Parties
- BHP Diamonds Inc., Rescan Environmental Consulting, Department of Renewable Resources, Environment Canada
- Locations
- Lac de Gras, Northwest Territories, Bathurst Inlet, Koala Camp, Misery Camp, Duchess Lake, Duchess River, Exeter Lake, Ursula Lake, Caribou Lake, Coppermine River, Lac du Sauvage, Yellowknife, Daring Lake, Southern Arctic ecozone, Takijua Lake ecoregion
- Parameters
- caribou abundance, caribou migration patterns, caribou movement corridors, caribou habitat use, spring migration, summer distribution, fall migration, calving, cratering (feeding sign), caribou trails and tracks, muskox sightings, barren-ground caribou, Bathurst herd, group sizes
- Pages
- 33
Original document
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