From the PEREC Blog: Taking the Pulse of a Stream

How do you tell the health of a river? This is a question that scientist all over the world struggle to answer. A common method for determining stream health is the Stream Bioassessment.

Read the blog post by Chelsea Gray here:

http://cos.gmu.edu/perec/taking-the-pulse-of-a-stream/#.WeovV4qQzeQ