Curated OER
Macroinvertebrate Identification
Drawings of twenty-four different macroinvertebrates array this worksheet. Lines are provided beneath each for young ecologists to write descriptions on. Take your charges out to the nearest stream for specimen collection and have them...
Curated OER
Introduction to the Biotic Water Quality of a Stream
In this lesson, learners properly use a taxonomic key to identify benthic organisms. Students go onto collect aquatic macroinvertabrate and then ennumerate all organisms colelcted. The culminating activity is the Project Watershed...