The aquatic larvae construct portable cases from a wide variety of materials, vegetable and mineral, with the cases of young larvae often looking completely different from those of larger instars. They tend to be rather slow moving and usually feed by browsing algae or scavenging animal remains. They pupate within the larval case, the pupa swimming to the surface before flying away as an adult. For most species the life cycle is completed within one year.
Habitat and Life History of a Northern Caddisfly, Phanocelia canadensis (Trichoptera: Limnephilidae), at the Southern Extreme of its Range
Oct 01, 2006; Abstract - The second documented larval habitat for the northern caddisfly, Phanocelia canadensis (Trichoptera:...