Add information here about Environmental Indices.

Qualitative Habitat Evaluation Index (QHEI)
General Information - http://tycho.knowlton.ohio-state.edu/qhei.html
Field Assessment Sheet - http://www.epa.state.oh.us/dsw/bioassess/QHEIFieldSheet062401.pdf
Notes: Good for testing habitats associated with streams.

Shannon-Wiener Diversity Index
General Information - http://en.wikipedia.org/wiki/Shannon_index
Diversity Calculator - http://www.changbioscience.com/genetics/shannon.html
Sample - http://www.tiem.utk.edu/~gross/bioed/bealsmodules/shannonDI.html
Notes: Good for testing species diversity of a field, or try it on the cars in your school parking lot.