Spotted Sedge vs Caddisfly

Side-by-side species comparison

Attribute Spotted Sedge Caddisfly
Scientific Name Hydropsyche siltalai Limnephilus rhombicus
Order Trichoptera Trichoptera
Family Hydropsychidae Limnephilidae
Size 10-14 mm 10-15 mm body
Habitat Rivers & Streams Ponds & Lakes
Diet Omnivores Herbivores
Regions Europe Europe, North America
Conservation Least Concern Least Concern

Spotted Sedge

A net-spinning caddisfly that constructs silken capture nets in fast-flowing water to filter food from the current. Adults have spotted brown wings.

💡

Did You Know?

Net-spinning caddisfly larvae are such effective filter feeders that they can remove significant amounts of fine particles from stream water.

Caddisfly

Moth-like adults with hairy wings held tent-like over the body. Aquatic larvae are famous architects that build portable cases from silk, pebbles, sand, leaves, and shells.

💡

Did You Know?

Artist Hubert Duprat gave caddisfly larvae gold flakes, pearls, and precious stones — the larvae incorporated them into their cases, creating tiny jeweled sculptures.