'Intraspecific competition' diaporamas de présentation

Community Ecology

Community Ecology. 53. Key Concepts.

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Community Interactions

Community Interactions. Forest of New Guinea. Community includes nine species of pigeons that partition the food supply Pigeons disperse seeds of the trees that provide their food (fruit) These are just a few of the many interactions that shape this community. New Guinea Crowned Pigeon.

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Ecology Interactions Unit Competition

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Factors affecting Distribution of populations

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Fall 2010 IB Workshop Series sponsored by IB academic advisors

Fall 2010 IB Workshop Series sponsored by IB academic advisors. Undergraduate Research Tuesday, Oct. 12 4:00-5:00pm 1038 FLB

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Reproduction, Migration and Dispersal

Lecture #3 Review. Reproduction, Migration and Dispersal 1) Sex is nearly universal, despite its considerable costs to organisms. Its value is the maintenance of genetic diversity, which increases adaptability to environmental challenges.

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Reproduction, Migration and Dispersal

Lecture #3 Review. Reproduction, Migration and Dispersal 1) Sex is nearly universal, despite its considerable costs to organisms. Its value is the maintenance of genetic diversity, which increases adaptability to environmental challenges.

818 views • 44 slides

Population Biology

Population Biology. Population size : the number of organisms in a population ( N ). Biotic Potential : highest rate of reproduction under ideal conditions. -populations very rarely reach their biotic potential, because conditions are not perfect all of the time.

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BIOL 4120: Principles of Ecology Lecture 11: Intraspecific Population Regulation

BIOL 4120: Principles of Ecology Lecture 11: Intraspecific Population Regulation. Dafeng Hui Office: Harned Hall 320 Phone: 963-5777 Email: dhui@tnstate.edu. 11.1 Logistic Population Growth. Exponential growth model can not explain the population growth here Need other equation. Barnacle.

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Matt Sloat Department of Fisheries and Wildlife Oregon State University

Density-dependent reinforcing mechanisms of anadromy in partially migratory salmonid populations. Matt Sloat Department of Fisheries and Wildlife Oregon State University. Partial migration- populations in which only a portion of individuals adopts a migratory life history.

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Chap. 21 Competition theory Chap.22 Competition in nature

Chap. 21 Competition theory Chap.22 Competition in nature. Ecology 2000. Competition. Intraspecific or interspecific competition Interference competition occurs when one individual actively interferes with another individual's access to a resource.

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Competition

Competition. Chapter 13. Modes of Competition. Interference/Contest : Direct aggressive interaction between individuals. Intraspecific : Competition with members of own species; includes exploitative competition Interspecific :

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Journal Assignments

Journal Assignments. Course project developed by Andrea Bierema, Michigan State University. Materials accessed from https://bierema.wordpress.com/sample-materials/ .

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Community Interactions

Community Interactions. Community Interactions. Community : Many different species interacting in the same environment. Three types of interactions: Competition Predation Symbiosis. Competition. Defined : competing for resources water, nutrients, light, food

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Competition in ecosystems

Competition in ecosystems. Relationships in ecosystems Re-cap In a previous lesson 3 different relationships b etween organisms were studied. What were the 3 relationships?. Competition, Predation and Parasitism. What is competition?. Today we are looking at two types of competition:

783 views • 7 slides

Competition in Animals

Competition in Animals. By: Jacy Bartnik. Competition. Competition: common demand by two or more organisms for environmental resources that are in short supply. Plants: Light, water, and nutrients. Animals: food, nesting, shelters, mates. The battle for food!. Solution

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Competitive Exclusion

Competitive Exclusion. Intraspecific Competition. Between individuals of the same species Example?. Interspecific Competition. Between two different species Can lead to competitive exclusion Occurs between 2 species in the same niche.

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INTRODUCTION

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