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Sensitive Ecosystems
an indicator of biological diversity in the Georgia and Okanagan basins
Sensitive ecosystems photostrip

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Table 1: Sensitive Ecosystems Descriptions from McPhee et al. 2000.

Sensitive Ecosystems

Ecosystem Description

Coastal Bluff Vegetated rocky islets, rocky shoreline/grassland, rocky shoreline/moss or coastal cliff
Sparsely Vegetated Sand dunes, gravel spits and inland cliffs with sparse vegetation
Terrestrial Herbaceous Mosaics of rare coastal grassland and/or moss- covered rock outcrops; typically occur as openings in forested areas or adjacent to Garry oak woodlands
Wetland Wet soil and moisture-dependent plants; includes bogs, fens, marsh, swamps, shallow water and wet meadow
Riparian All stages of floodplain vegetation including riparian ecosystems associated with lake shorelines and gullies
Woodland Open stands of Garry oak or trembling aspen; mixed stands of Douglas fir-Garry oak and Douglas fir-arbutus
Older Forest Older than 100 years; coniferous, or mixed with broadleaf species

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Participants of the Central Okanagan Sensitive Ecosystems Inventory included Kristi Iverson of Iverson and MacKenzie Biological Consulting Ltd., the Regional District of Central Okanagan, Calvin Tolkamp of the BC Ministry of Water, Land and Air Protection, Carmen Cadrin, Deepa Spaeth Filatow and Corey Erwin of the BC Ministry of Sustainable Resource Management and Mike Sarell and Allison Haney of Ophiuchus Consulting.

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East Vancouver Island and Gulf Islands SEI participants include Environment Canada (Canadian Wildlife Service) and the BC Ministry of Environment, Lands and Parks (Conservation Data Centre and Vancouver Island Regional Office)-now the Ministries of Sustainable Resource Management and Water, Land and Air Protection with contributions from the Habitat Conservation Trust Fund, BC Corporate Resources Inventory Initiative, BC Ministry of Forests, Capital and Comox-Strathcona Regional Districts, Provincial Capital Commission, Islands Trust, the municipalities of Nanaimo and Campbell River and Fisheries and Oceans Canada.

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The South Okanagan-Similkameen Conservation Program partners include the federal and provincial governments, Habitat Conservation Trust Fund, the Nature Trust of British Columbia, the Nature Conservancy of Canada, the Land Conservancy of British Columbia, the Okanagan-Similkameen Conservation Alliance, Ducks Unlimited Canada, the B.C. Conservation Foundation, the Federation of B.C. Naturalists (Thompson-Okanagan region), the Okanagan Similkameen Parks Society, the Grasslands Conservation Council of British Columbia, the Okanagan Region Wildlife Heritage Fund Society, the Osoyoos Desert Society, the B.C. Wildlife Federation, the B.C. Wildlife Federation (Okanagan region), the Royal British Columbia Museum, the Canadian Parks and Wilderness Society and the U.S. Nature Conservancy.

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Sunshine Coast Sensitive Ecosystems Inventory participants include: Environment Canada, Canadian Wildlife Service; Ministry of Sustainable Resource Management, Terrestrial Information Branch; Ministry of Water, Land and Air Protection, Lower Mainland Regional Office; The Sechelt Indian Band; The Sunshine Coast Regional District; The Powell River Regional District; The Regional District of Comox-Strathcona; Terminal Forest Products Ltd; and British Columbia Conservation Foundation.

 

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References used in the Sensitive Ecosystems Indicator:

  • Boyle, C.A., L. Lavkulich, H. Schreier and E. Kiss. 1997. Changes in Land Cover and Subsequent Effects on Lower Fraser Basin Ecosystems from 1827 to 1990. Env. Mgmt. Vol 21, No. 2, 185-196.
  • Caskey, M. and M. Henigman. 2002. Audit of selected polygons of the sensitive ecosystems inventory of East Vancouver Island and Gulf Islands, 1999 - 2001. Ecosystems Section, Environmental Stewardship Division, Ministry of Water, Land and Air Protection. Victoria, British Columbia.
  • Iverson, K., C. Tolkamp, C. Cadrin, D. Spaeth Filatow, C. Erwin, M. Sarell and A. Haney. 2002. Central Okanagan Sensitive Ecosystems Inventory: Methodology, Ecological Descriptions, Results, and Management Recommendations. Technical Report Series, Canadian Wildlife Service, Pacific and Yukon Region, British Columbia.[In Press].
  • McPhee, M., P. Ward, J. Kirkby, L. Wolfe, N. Page, K. Dunster, N.K. Dawe and I. Nykwist. 2000. Sensitive Ecosystems Inventory: East Vancouver Island and Gulf Islands, 1993 - 1997. Volume 2: Conservation Manual. Technical Report Series No. 345, Canadian Wildlife Service, Pacific and Yukon Region, British Columbia.
  • Moore, K. and K. Roger. 2003. Urban and Agricultural Encroachment onto Fraser Lowland Wetlands -- 1989 to 1999. Poster presentation in the 2003 Georgia Basin/Puget Sound Research Conference Proceedings. Proceedings CD-ROM, Puget Sound Action Team, P.O. Box 40900, Olympia, WA. 98504-0900.
  • Ward, P. 1992. Wetlands of the Fraser Lowland, 1989: Summary Report. Technical Report Series No. 156. Canadian Wildlife Service, Pacific and Yukon Region, British Columbia. 36p

 

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