Apatanidd Case Maker Caddisfly at Nugget Falls

This video shows a very tiny caddisfly larva (about 1/4 inch long) that lives on the rock face at Nugget Falls in Juneau, Alaska The caddisfly was discovered a few years ago and the species was new to science. This is (so far) the only place where this species has...

Caddisfly laying eggs at Nugget Falls

This video shows an adult caddisfly laying its eggs in a rock crevice at Nugget Falls in Juneau, Alaska. About 134 species of caddisflies have been documented in Alaska. To learn more about caddisflies go to Aquatic Insects in Alaska — Major Groups and...

A Caddisflies Dilemma

These caddisflies seem to accumulate every year within some small rivulets leaving from beaver ponds near Mendenhall Lake in Juneau, Alaska. The small streams have a sandy bottom and the caddisflies cannot seem to grip the substrate in the current. So they tend to...