24 food webs + biogeography 11-16-09

24 food webs + biogeography 11-16-09 - Ecology 203 Overview...

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Unformatted text preview: 11/16/2009 Ecology 203 Overview Life in the Phys. Env. Organisms and Evolution Populations Species Interactions Communities Ecosystems Ecological Applications Gregg Hartvigsen Communities Ecological Succession and Community Development Development (Chapt 18) Biodiversity (Chapt 19) Predation and Competition Revisited (Chapt 20) Community Dynamics (Chapt 21) Exam III Species-Area Relationship (Chapt 22) Biogeography (Chapt 23) Gregg Hartvigsen 1 11/16/2009 Food Webs Definition Trophic Structure Darwin Concepts Determining trophic relations Applications Trophic Cascade Zion NP 2 11/16/2009 Three categories of food webs: Food Webs Definition Trophic Structure Darwin Concepts Determining trophic relations Applications 3 11/16/2009 Bioaccumulation of nasty stuff 4 11/16/2009 DDT = chlorinated hydrocarbon 1. 2. Stable Fat soluble 5 11/16/2009 polychlorinated biphenyls hexachlorocyclohexanes 6 11/16/2009 Communities Ecological Succession and Community Development Development (Chapt 18) Biodiversity (Chapt 19) Predation and Competition Revisited (Chapt 20) Community Dynamics (Chapt 21) Exam III Species-Area Relationship (Chapt 22) Biogeography (Chapt 23) Gregg Hartvigsen Community Dynamics Theory of Island Biogeography 7 11/16/2009 Theory of Island Biogeography The Evidence MacArthur, R.H., and E.O. Wilson. 1963. An equilibrium theory of insular zoogeography. Evolution 17: 373-387. MacArthur, R.H., and E.O. Wilson. 1967. The theory of island biogeography. Monographs in Population Biology, No. 1. Princeton Univ. Press, Princeton, NJ. The Theory of Island Biogeography Goal = Predict the number of species found on an island. Depends on the balance between a. b. colonization rate extinction rate 8 11/16/2009 Species-Area Relationship S = cAz ln(S) = ln(c) + z ln(A) ln(c) ln(A) Depends on the balance between a. b. colonization rate extinction rate 9 ...
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This note was uploaded on 07/11/2010 for the course BIO 209 taught by Professor Hartvigsen during the Spring '09 term at SUNY Geneseo.

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24 food webs + biogeography 11-16-09 - Ecology 203 Overview...

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