Tube-Making Caddis vs Trumpet-Net Caddis

Side-by-side species comparison

Attribute Tube-Making Caddis Trumpet-Net Caddis
Scientific Name Psychomyia flavida Polycentropus flavomaculatus
Order Trichoptera Trichoptera
Family Psychomyiidae Polycentropodidae
Size 5-8 mm 10-15 mm
Habitat Rivers & Streams Rivers & Streams
Diet Gall Makers Omnivores
Regions North America Europe
Conservation Least Concern Least Concern

Tube-Making Caddis

A small caddisfly whose larvae build silken tubes cemented to rock surfaces in rivers. The tubes create a network of galleries on submerged stones.

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Did You Know?

Entire rock surfaces can be covered in a patchwork of silken tubes built by dense colonies.

Trumpet-Net Caddis

A caddisfly whose larvae spin trumpet-shaped silk nets to trap prey. It is common throughout European rivers and lakes.

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Did You Know?

Its trumpet-shaped capture net funnels prey into a waiting chamber where the larva ambushes them.