WCCO EYE4 LOGO WCCO Radio wcco-eye-green01, ww color green

Stoneflies

(credit: CBS)

Students, DNR ‘Electrofish’ The Vermillion

Just off a Dakota County road, in a gravel parking lot, Hastings High School biology teacher Joe Beatty is holding a class.

09/16/2011

Follow

Get every new post delivered to your Inbox.

Join 1,816 other followers