Second in a pair of activities, young ecologists continue to examine the food pyramid of a freshwater ecosystem. They take a look at the food pyramid drawn in Activity A and consider what would happen if a reservoir was created on the river. Participants will need their handouts from the preceding activity and need a local species resource. Be aware that this was written for learners in the state of Washington, although it could be adapted for use in your area.

Additional Tags

freshwater ecosystem, science

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Pros

• Provides a neat guide sheet for students

Cons

• Definitions for vocabulary terms are not provided