Biology 423 Winter 2013 Lecture 07

Abund functional signicance of biodiversity

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Unformatted text preview: lity of individual populations and a resulting community property (summed 2005 Hooper et al. abund Functional significance of biodiversity Proportional biomass in mixture Standardized Monoculture Yield Standardized Monoculture Yield • The differential responses of many species can stabilize ecosystems as conditions fluctuate. Caldeira et al. 2005 Functional significance of biodiversity • In many experiments, biodiversity correlates with increased production. • The differential responses of many species can promote ecosystem stability as conditions fluctuate. Feb21 • Coexistence • Functional significance of biodiversity • Interaction webs • Indirect interactions Interaction webs A food web summarizes feeding relations in a community. An interaction web can include non-feeding relations alongside feeding relations. Interaction webs B Energy goes from species A to species B A NOAA Interaction webs Tertiary consumer (Apex predator) Secondary consumer Primary consumer Primary producer Interaction webs Interaction webs Tertiary consumer (Apex predator) Secondary consumer Primary consumer Primary producer Feb21 • Coexistence • Functional significance of biodiversity • Interaction webs • Indirect interactions Indirect...
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This note was uploaded on 02/26/2013 for the course BIOLOGY 356 taught by Professor Horwith during the Winter '13 term at University of Washington.

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