The larva of a caddice fly. These larvæ generally live in cylindrical cases, open at each end, and covered externally with pieces of broken shells, gravel, bits of wood, etc. They are a favorite bait with anglers. Called also caddice worm, or caddis worm.

The term Caddis is used to describe a large diverse family of aquatic insects characterized by down wings. Also the American term for the sedge fly.

a grub, a bait for anglers

one of the three most important aquatic insects imitated by fly fishermen; found world wide in all freshwater habitats; adult resembles a moth when in flight; at rest the wings are folded in a tent shape down the back; the most important aquatic state of the caddis is the pupa, which is its emerging stage (also see larva, pupa and emerger).

a diverse family of aquatic insects recognizable by down wings.

One of the most important aquatic insects imitated by fly fishermen; found world wide in all freshwater habitats. Also the most important aquatic state of the caddis is the pupa, which is its emerging stage. Caddis flies are also the most common fly that many fly fishing companies use in their logo. Not Reel Pure however. We've broken the caddis mold