Near-total loss of caribou on south-central Canadian Arctic Islands and the role of seasonal migration in their demise.

From: Arctic | Date: March 1, 2007| Author: | Copyright information

ABSTRACT. Caribou (Rangifer tarandus) on the south-central Canadian Arctic Islands (Prince of Wales, Somerset, and Russell islands) declined by 98% sometime between 1980 and 1995--a near-total loss of a known genetically distinctive group of Arctic Island caribou. In contrast, caribou on the adjacent Boothia Peninsula seemingly increased by 38% from 1985 to 1995, while experiencing heavy annual hunting pressure. Our evaluation leads us to three primary conclusions. 1) It would have been biologically impossible for the estimated 1985 population on Boothia Peninsula (4831 [+ or -] ...

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