Zebra Caddis vs Sand Fly Caddis

Side-by-side species comparison

Attribute Zebra Caddis Sand Fly Caddis
Scientific Name Macrostemum zebratum Glossosoma intermedium
Order Trichoptera Trichoptera
Family Hydropsychidae Glossosomatidae
Size 15-20 mm 6-9 mm
Habitat Rivers & Streams Rivers & Streams
Diet Omnivores Omnivores
Regions Eastern North America North America
Conservation Least Concern Least Concern

Zebra Caddis

A strikingly patterned net-spinning caddisfly of eastern North American rivers. Larvae build large silken capture nets in warm rivers.

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Did You Know?

Its bold zebra-striped wing pattern makes it one of the most visually striking North American caddisflies.

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.