BIOL2060 - Lecture 29 - Nov 22, 2013

Many possible end stages no predicted sequence but

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Unformatted text preview: nly if an individual dies naturally or is killed (predation/disturbance). •  Many possible end stages (no predicted sequence) – but longer lived species generally found at later stages. Connell & Slatyer (1977) Am. Nat. 111:1119 disproved due to INVADER SPECIES… in plants: weeds, Camphor tree, etc…. Text In animals: boa constrictor (Everglades), squirrels (ex: Canada), etc… 8 Climax species are those that are tolerant of the environmental conditions early in succession ms which can ristics: How do communities change over time? Mechanisms of initial floristics: tolerance –  Resources high to begin, but decline over time (Secondary Succession) –  Species survive by tolerating conditions and out-competing others –  Ordered sequence, but replacement not a function of present residents. Short lived, fast growing, high resource use Long lived, slow growing, low resource use Connell & Slatyer (1977) Am. Nat. 111:1119 How do communities change over time? Testing mechanisms of succ...
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This document was uploaded on 03/10/2014 for the course BIOL 2060 at University of Guelph.

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