Title: Analyze water quality using the Izaak Walton League of America method.
Course: Ecology and Environmental Management (18003-36) > Section: Protecting the Environment – Water

Analysis should include

- definition of macroinvertebrates
- the use of macroinvertebrates to calculate a stream’s pollution tolerance index
- identification of group one taxa organisms
- identification of group two taxa organisms
- identification of group three taxa organisms.

Process/Skill Questions:

- What is the water quality if there are organisms in group one taxa? Explain.
- What is the water quality if there are organisms in group two taxa only? Explain.
- What is the water quality if there are organisms in group three taxa only? Explain.

Teacher Resource:

Marvelous Macroinvertebrates, PennState Extension