Trumpet-Net Caddis vs Longhorn Caddisfly

Side-by-side species comparison

Attribute Trumpet-Net Caddis Longhorn Caddisfly
Scientific Name Polycentropus flavomaculatus Oecetis ochracea
Order Trichoptera Trichoptera
Family Polycentropodidae Leptoceridae
Size 10-15 mm 8-12 mm
Habitat Rivers & Streams Ponds & Lakes
Diet Omnivores Predators
Regions Europe Europe, Asia
Conservation Least Concern Least Concern

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.

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.

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Did You Know?

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