Longhorn Caddisfly vs Apple Caddis

Side-by-side species comparison

Attribute Longhorn Caddisfly Apple Caddis
Scientific Name Oecetis ochracea Brachycentrus appalachia
Order Trichoptera Trichoptera
Family Leptoceridae Brachycentridae
Size 8-12 mm 8-12 mm
Habitat Ponds & Lakes Rivers & Streams
Diet Predators Omnivores
Regions Europe, Asia North America
Conservation Least Concern Least Concern

Longhorn Caddisfly

A slender caddisfly with antennae much longer than its body. Larvae are unusual among caddisflies in being active predators that hunt in their cases.

💡

Did You Know?

These caddisfly larvae carry their cases while stalking prey like tiny hermit crabs hunting on the lake floor.

Apple Caddis

A caddisfly of Appalachian streams that builds tapered square cases from plant material. Larvae orient their cases facing into the current for filter feeding.

💡

Did You Know?

The square cross-section of the case is thought to reduce drag in fast currents.