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Recovery Strategy for the Vancouver Lamprey (Lampetra macrostoma) in Canada (Final)

4. Habitat Trends

Current and historic data are lacking for quantity and quality of Vancouver lamprey habitat, so trends are unknown.  Land use practices, water storage and diversion, and other human activities have likely caused some decline in habitat quantity and quality, and development activities in the watershed are likely to increase into the future. However, the magnitude of these impacts is difficult to determine.