BC Lower Mainland

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BC Lower Mainland Regional Parks Natural Areas
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Coastal temperate rainforest
Forest succession
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Disturbance, such as tree tip-ups, cause death
but also create new opportunities for plants to
establish
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Forest gap regeneration- young tree seedlings
growing on nurse logs
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20 yr succession study in Pacific Spirit Park
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Forest floor bryophyte communities (mosses)
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Recent invasion of Japanese knotweed in Pacific
Spirit Park
Fallopia japonica
Invasion is mainly occurring by human
introductions along roads and paths
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Potential hybridization invasion of cattails in
Pacific Spirit Park
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Marsh creation at Campbell River estuary
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Application Intertidal marsh creation at the
Campbell River estuary
Dawe NK, Bradfield GE, Boyd WS, Tretheway D,
Zolbrod N (2000) http/www.consecol.org
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BC ultramafic rock outcrops(stress habitats)
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Ultramafic vegetation
Lewis GJ, Bradfield GE (2003) Davidsonia 14(4)
121-128,131-134,137-144
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Whats going on?
1. Examine fine scale processes that determine
where plants occur
2. Determine how plant communities are assembled
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Control burning in Interior Douglas fir forests
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Experimental control burn plot
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Collecting soil seed bank samples to assess fire
effects
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Germinating soil seed bank samples in the
greenhouse
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Evaluating post-fire succession in the field