january, 2021

Stream Science Classes

Event Details

Stream Science at ANS

For 25 years, ANS has been teaching the natural history of aquatic ecology and training volunteer stream monitors who track the health of our region’s streams. Learn from the experts: study stream science in our introductory classes, and you just might be inspired to become a stream monitor yourself!

REVIEW CLASS – ADVANCED MACROINVERTEBRATE ID (**For Water Quality Monitoring Certification Quiz)

Tuesday, March 22, 2022
7:00 PM – 8:30 PM
Free (no fee)

This online session is a review class for ANS WQM team leaders – and prospective team leaders – who are preparing to take the annual aquatic macroinvertebrate identification certification quiz. Volunteers who are interested in building their ID skills are also invited to take this class. It will be taught by Cathy Wiss. This session will be an opportunity to visit with your WQM colleagues and discuss ID challenges.

* Please review these SLIDES before the class and be prepared to ask questions!

Registration Required – Click Here to Register



Stream Science Introduction:

  • Part 1: Healthy Stream Biology*. An introduction to monitoring and non-insect macroinvertebrates
  • Part 2: How to Read Your Stream*. Learn about the influence of land uses on streams, stream character and dynamics, bank erosion, bar formation, substrate composition, different velocity-depth regimes, and the importance of riffles and riparian vegetation. Available online soon!

Advanced Macroinvertebrate Identification Series:

Our advanced classes are perfect for those interested in deepening their knowledge about biological stream monitoring and are taught by instructor Cathy Wiss. Each class runs 45 – 70 minutes and includes extensive photos and videos collected by our own monitoring volunteers and staff, plus several carefully curated recommended videos from other sources.

  • Caddisflies
  • Beetles
  • Megaloptera, Hemiptera, Lepidoptera
  • True Flies
  • Damselflies and Dragonflies
  • Mayflies
  • Stoneflies
  • Bonus review session included if you sign up for the full series (15% discount for entire class series ($170 non-members / $102 members, includes a bonus review session).)


Registration required: click here to register online for all classes.

Cost for all classes: each class $25 non-members / $15 ANS members / Free for any ANS volunteer who has monitored with the WQM program in the last two years.

*These classes are recommended for all volunteer monitors and those interested in joining the program. 

Contact cleanstreams@anshome.org for more information.

See the full list of classes on our Water Quality Monitoring Page.


Year Around Event (2021)