Population Genetics

7.

Gene Flow and Migration

7.1.

Mechanisms of Gene Flow

7.1.1.

Active Dispersal

7.1.2.

Passive Dispersal

7.1.3.

Gamete Dispersal

7.1.4.

Barriers to Movement

7.2.

Models of Gene Flow

7.2.1.

7.2.1.1.

7.2.1.2.

Migration Rate Effects

7.2.1.3.

Equilibrium Predictions

7.2.2.

Stepping-Stone Model

7.2.2.1.

Spatial Structure

7.2.2.2.

Distance Effects

7.2.2.3.

Local Migration

7.2.3.

Isolation by Distance

7.2.3.1.

Geographic Patterns

7.2.3.2.

Distance-Decay Relationships

7.3.

Effects on Populations

7.3.1.

7.3.2.

Introduction of Novel Alleles

7.3.3.

Counteracting Local Adaptation

7.3.4.

7.4.

Measuring Gene Flow

7.4.1.

7.4.1.1.

Marking and Tracking

7.4.1.2.

Parentage Analysis

7.4.2.

Indirect Methods

7.4.2.1.

7.4.2.2.

Assignment Tests

7.4.2.3.

Coalescent Methods

7.5.

Gene Flow-Selection Interactions

7.5.1.

7.5.2.

Local Adaptation

7.5.3.

Clines and Hybrid Zones

Previous

6. Natural Selection

Go to top

Next

8. Mating Systems and Population Structure