Family: Glossosomatidae caddisfly overview
Glossosomatidae (pronounced: glos-so-so-ma-ti-dee) is a family in the aquatic insect order of Trichoptera (caddisflies). You will usually find the larvae living inside their tiny pebble huts where they scrape plankton and algae off of the rock. Glossosoma nigrior is common in northern Wisconsin’s trout streams. The small, size #18 pupae and adults emerge about the time as Ephemerella subvaria (Hendrickson mayfly hatch). The trout do feed on both the emerging pupae and egg laying female caddis. As the larvaegrow, they…