Saturday, August 29, 2009

Great Lakes Plankton

Zooplankton in the Great Lakes such as this copepod pictured are a little less numerous than the phytoplankton they feed upon. Invasive species such as zebra mussels and quagga mussels deplete the waters of food important to immature fish and other parts of the food pyramid.
For more information about Great Lakes biota, read
The Dynamic Great Lakes.

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