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Stream mesocosms

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Stream mesocosm experiment that tested the effect of round gobies on leaf litter in streams.

Twenty small pools with mesh over them are arranged on the grass, connected with pipes. There is a wooden structure with a tank on top of it behind them.

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Setting up pools

pools with gravel and buckets in them, connected by pipes to a structure with a tank on top of it. There is a body of water behind them.

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Setting up pools

A person stands among pools with gravel and buckets in them, which are connected by pipes to a structure with a tank on top of it. There is a body of water behind them.

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Pool with rocks and bags of leaves.

A shallow pool with a bucket in the center. The bottom has gravel and mesh bags with leaves. There is some water in the pool, and a pipe runs along one side.

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Covered pools

Shallow pools connected by pipes. Each pool has a bucket in the center, and all are covered with mesh.

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Waterfront experiment

An array of pools covered by mesh and connected with pipes at the waterfront.

Great Lakes Center

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