Do you want to learn more about the water quality in the Thornapple River? Sign up to become a trained Michigan Clean Water Corps (MiCorps) volunteer stream monitoring program collector and leader.

Team leaders* oversee sampling events, record data, and ensure quality control

Collectors* are in-stream using D-nets to collect samples over a specified amount of time

Pickers assist collectors and ‘pick’ through collected materials to sort and identify macroinvertebrates

Each sampling team includes 1 team leader, 1-2 collectors, and 3+ pickers.

*Training is required for team leaders and collectors.