Stream Quality Assessment Biological Monitoring. WHY Monitor Stream Quality?. To determine if problems exist in our streams and rivers. HOW do we Monitor Stream Quality?. Stream quality can be assessed by determining the kinds of animals that live within the stream (Biotic Assessment)
To determine if
problems exist in our
streams and rivers.
Pollution sensitive organisms found only in high quality water
Somewhat pollution tolerant organisms that can live in moderate quality water.
Pollution tolerant organisms that can handle poorer water quality.
100 ft. area
Speed of Ducky: 100 ft. / _____sec. = _______ ft./sec.
Avg. Width x Avg. Depth x ______ ft./sec. = _________ ft.3/sec. **Stream Flow**