Silverhorn Caddisfly vs Diving Beetle

Side-by-side species comparison

Attribute Silverhorn Caddisfly Diving Beetle
Scientific Name Athripsodes cinereus Dytiscus marginalis
Order Trichoptera Coleoptera
Family Leptoceridae Dytiscidae
Size 8-12 mm 27-35 mm
Habitat Rivers & Streams Rivers & Streams
Diet Detritivores Predators
Regions Europe Europe, Asia
Conservation Least Concern Least Concern

Silverhorn Caddisfly

A delicate caddisfly with silvery-grey wings and very long antennae. It is common near lakes and slow rivers across Europe.

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Did You Know?

Silverhorn caddisflies often rest with their long antennae held forward and together, resembling a single horn.

Diving Beetle

A large, streamlined aquatic beetle with an olive-green body bordered in yellow. It carries an air bubble under its elytra and is a voracious underwater predator.

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Did You Know?

Great diving beetles can stay submerged for extended periods by trapping a silvery air bubble under their wing covers that functions like a gill.