Tan Spotted Sedge vs Trumpet-Net Caddis

Side-by-side species comparison

Attribute Tan Spotted Sedge Trumpet-Net Caddis
Scientific Name Hydropsyche instabilis Polycentropus flavomaculatus
Order Trichoptera Trichoptera
Family Hydropsychidae Polycentropodidae
Size 11-15 mm 10-15 mm
Habitat Rivers & Streams Rivers & Streams
Diet Omnivores Omnivores
Regions Europe Europe
Conservation Least Concern Least Concern

Tan Spotted Sedge

A medium-sized caddisfly whose larvae construct net retreats in fast-flowing upland streams. Adults are tan with spotted wings.

💡

Did You Know?

Larvae aggressively defend their net territories from neighboring caddisflies.

Trumpet-Net Caddis

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

💡

Did You Know?

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