Apple Caddis vs Little Sister Sedge

Side-by-side species comparison

Attribute Apple Caddis Little Sister Sedge
Scientific Name Brachycentrus appalachia Cheumatopsyche campyla
Order Trichoptera Trichoptera
Family Brachycentridae Hydropsychidae
Size 8-12 mm 7-10 mm
Habitat Rivers & Streams Rivers & Streams
Diet Omnivores Omnivores
Regions North America North America
Conservation Least Concern Least Concern

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.

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Did You Know?

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

Little Sister Sedge

A small net-spinning caddisfly widespread in warm-water streams. Larvae tolerate moderate enrichment better than most Hydropsychidae.

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Did You Know?

Larvae vibrate their bodies to increase water flow through their catch-nets.