Lab Work Macroinvertebrate sorting for Kaskaskia CREP Aquatic Life Monitoring Horsehair Worm, Kaskaskia CREP Aquatic Life Monitoring macroinvertebrate sorting Dragonfly nymph, Kaskaskia CREP Aquatic Life Monitoring macroinvertebrate sorting Water Scorpion, Kaskaskia CREP Aquatic Life Monitoring macroinvertebrate sorting Chironomid nymph, CREP Aquatic Life Monitoring Ephem gills, Assessing Population Viability of the Eastern Sand Darter Benthic macroinvertebrate under a microscope, Assessing Population Viability of the Eastern Sand Darter Damselfly nymph, CREP Aquatic Life Monitoring Haliplidae, CREP Aquatic Life Monitoring