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Immigration and Emigration
4 Tutorials that teach Immigration and Emigration
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Immigration and Emigration

Immigration and Emigration

Author: Nathan Lampson

This lesson will introduce immigration and emmigration, and explain the effects both can have on a community.

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When an organism enters a new community.

Increases the amount of genetic diversity found in a community.

The new organism provides food for its predators in the new community and utilizes food resources of its own.



When an organism leaves a community

Organisms of the same type will have more food available to them.

Predators will have less food due to the loss of a prey organism.

Reduces the amount of genetic diversity found in a community.