Little Sister Sedge vs Sand Fly Caddis

Side-by-side species comparison

Attribute Little Sister Sedge Sand Fly Caddis
Scientific Name Cheumatopsyche campyla Glossosoma intermedium
Order Trichoptera Trichoptera
Family Hydropsychidae Glossosomatidae
Size 7-10 mm 6-9 mm
Habitat Rivers & Streams Rivers & Streams
Diet Omnivores Omnivores
Regions North America North America
Conservation Least Concern Least Concern

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.

Sand Fly Caddis

A small caddisfly whose larvae build distinctive tortoise-shell-shaped stone cases. They are important grazers on algae-covered stream rocks.

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Did You Know?

Glossosoma larvae abandon and rebuild their dome-shaped cases each time they need to move to a new grazing site.