Little Sister Sedge vs Spotted Sedge

Side-by-side species comparison

Attribute Little Sister Sedge Spotted Sedge
Scientific Name Cheumatopsyche campyla Hydropsyche siltalai
Order Trichoptera Trichoptera
Family Hydropsychidae Hydropsychidae
Size 7-10 mm 10-14 mm
Habitat Rivers & Streams Rivers & Streams
Diet Omnivores Omnivores
Regions North America Europe
Conservation Least Concern Least Concern

Little Sister Sedge

A small net-spinning caddisfly widespread in warm-water streams. Larvae tolerate moderate enrichment better than most Hydropsychidae.

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Did You Know?

Larvae vibrate their bodies to increase water flow through their catch-nets.

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.

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Did You Know?

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