The free-living caddisfly larvae is called Aoteapsyche and it grows up to 2 cm long. The caddisfly larvae typically hides in a home it builds made of tiny stones, which are attached to the bottom of the stream.
The larva itself has a brown head, brown plates on the upper side behind the head and short legs. The rest of the body is fat, light brown and grub-like, with gill-tufts on its underside.
Did you know? Net-spinning caddis make small nets that attach to the bottom of the stream so they can catch small animals and plants drifting in the water.