Modeling the decline of the Porcupine Caribou Herd, 1989-1998: the importance of survival vs. recruitment
The Porcupine caribou (Rangifer tarandus granti) herd increased from approximately 100 000 animals during the 1970s to 178 000 in 1989, then declined to 129 000 by 1998. Our objective was to model the dynamics of this herd and investigate the potential that lower calf recruitment, as was observed du...
Main Authors: | Stephen M. Arthur, Kenneth R. Whitten, Francis J. Mauer, Dorothy Cooley |
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Format: | Article |
Language: | English |
Published: |
Septentrio Academic Publishing
2003-04-01
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Series: | Rangifer |
Subjects: | |
Online Access: | https://septentrio.uit.no/index.php/rangifer/article/view/1693 |
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