Lecture9slides - Prof. J. T. Lehman Biology 109 Biology 109...

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Prof. J. T. Lehman Biology 109 1 Biology 109 Ecological Knowledge and Environmental Problem Solving Professor John T. Lehman Protecting Caribou during Development Activities Valued Ecosystem Component: The Woodland Caribou Reasons for selecting Caribou as VEC: • Recreation, commercial, aesthetic • First Nations heritage • Migration patterns conflict with development • Population undergoing recovery from intense hunting The Ecological Problem: Hydroelectric Development and Potential Disturbance Two new dams Two new diversion canals Power canal Generating station Tailrace channel 50-km road with power line Initial discussion between Labrador Hydro and Newfoundland Wildlife Provisional approval Q: How to measure impact on caribou, a migratory species. Grey River herd N= 5000 animals.
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Prof. J. T. Lehman Biology 109 2 Critical time for Caribou: calving (May to early June) and post-calving (late June to early July) Herds migrate to feeding grounds in mid-July, but movement is somewhat haphazard. Linear developments- roads, pipelines,
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Lecture9slides - Prof. J. T. Lehman Biology 109 Biology 109...

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