DEFINITION
seeding an estuary with oysters to improve water quality (this could get lumped with some other "animal filters" if anyone knows of other similar efforts, but i wanted to get this concept onto the wiki)

AKA
other names, related ideas, etc.

PERFORMANCE CRITERIA
how is it measured? what are the criteria for its design or planning?

ILLUSTRATION
a diagram or drawing that demonstrates the basic pattern or concept

CASE STUDIES
links to separate pages documenting specific places or projects where this element is on display

ADDITIONAL RESOURCES
http://www.nytimes.com/2008/02/24/nyregion/24oysters.html