Invasive Species

Description

It's war in many ecosystems around the world as invasive and native species battle for supremacy. Facing the increased exchange of ship ballast water among worldwide ports, biologists are grappling with a rate and scale of alien takeovers unprecedented in history. In this science bulletin, will see the mussels and crayfish that are stressing the vast freshwater network of the Great Lakes region as they learn what researchers are doing to give native populations a leg up.

Runtime

8 min

Subjects

Genre

Date of Publication

[2012], c2007

Database

Films on Demand

Direct Link

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