US Army Corps of Engineers
Portland District

Similarity index to compare biological communities

Similarity index to compare biological communities graph showing 1990 - 1999This index is useful for assessing the similarity in species composition between two sites or between years or sampling events at the same site.

 

It can help characterize successional changes in biological assemblages with a single value.

Contact information

Ronald Thom, Ph.D
360-681-3657

Marine Research Operations, PNNL
1529 W. Sequim Bay Rd.
Sequim, WA 98382