ECOLOGY DISRUPTED:  Chesapeake Bay

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Worksheet 4: Summary 

1.   How have humans affected the Chesapeake Bay food web?  
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2.  Explain the role that oysters play in keeping the ratio of floating algae to sea floor algae levels of the Bay healthy.
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3.   Use your food webs, charts and data from part III to list at least five consequences of the altered food web of the Chesapeake Bay.

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4.  How can understanding historic ecosystem food webs help us understand today's ecosystems? 
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     Teachers guide and all materials for this lesson can be found on the web at
     http://www.amnh.org/explore/xcurriculum-collections/ecology-disrupted/chesapeake-bay/