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BIO120H1 (1,171)
Jon Abbatt (10)
Lecture 7

lecture 7 notes from prof. Thomson

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Department
Biology
Course
BIO120H1
Professor
Jon Abbatt
Semester
Fall

Description
Lecture 7 Species interactions From 2species population models to community structure Types of interaction classified by who pays and who benefitsConsumerresourceRicklefs treats first o Predatorprey o Plantherbivore o Hostparasite CompetitionI treat first Mutualism LotkaVolterra equationsintraspecific competition competition between individuals of same speciesinterspecific competition competition between individuals of different speciesOutcomes of LV competitionThe two species may stably coexist o Coexistence requires both species to inhibit their own growth more than they inhibit each othersSpecies 1 may always win N1K1 N20 o Can expand to consider n speciesSpecies 2 may always win N2K2 N10Identity of winner may depend on starting Ns
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