Fourth Grade Lessons
FALL - Macroinvertebrate Testing
Students learn about macroinvertebrates (stream bugs) and their tolerance or intolerance to pollution and their importance to stream life. They sample stream bugs at each site and identify them to determine the health of the stream
- Extra material for lesson
SPRING - Soil and Water pH Testing
Students conduct pH testing on the stream water at each of the watershed sites. They learn the importance of pH levels as it relates to the health of the stream and salmon life.
- Extra Material