home home lake superior communities understanding
the streams
citizens and schools
  Watersheds     Water Quality Primer     Water Quality Impacts      Organisms     Water and Wastewater     Landscape

To find out what's going on during the winter visit the MN DNR website for "Life Under Snow and Ice".

in stream food web
Stream Biota

Reprinted with permission of the Federal Interagency Stream Restoration Working Group (1998)


Lake Superior streams and stream corridors are teeming with life, from tiny single-celled algae to towering red pine trees.

The links at the left will help you to explore the variety of biota (plants and animals) in our stream ecosystems, and to identify the individual species you may encounter.

Learn more about the MPCA's Biological Monitoring Programs

Watch a video, "Stream Gets a Check-up" explaining the MPCA's biological monitoring efforts underway across the state.