Yes, I would like to support the Friends' mission!

Friends of the Minnesota Valley

Sampling with the Van Dorn:

Repairing and Maintaining a Van Dorn sampler:

Sampling by wading:

Taking a tapedown:

River Watch

Minnesota Pollution Control Agency U-Tube Videos

DNR/PCA Cooperative Stream Gaging Website:

Sampling with a rod:


​Friends of the Minnesota Valley

Post Office Box 20697 Bloomington, MN 55420

Secchi tube video: