Rusty Sedge vs Xya Pygmy Mole Cricket

Side-by-side species comparison

Attribute Rusty Sedge Xya Pygmy Mole Cricket
Scientific Name Hydropsyche saxonica Xya pfaendleri
Order Trichoptera Orthoptera
Family Hydropsychidae Tridactylidae
Size 10-13 mm 4-6 mm
Habitat Rivers & Streams Rivers & Streams
Diet Omnivores Herbivores
Regions Europe Southern Europe, Mediterranean
Conservation Least Concern Least Concern

Rusty Sedge

A net-spinning caddisfly of clean upland European streams sensitive to organic pollution. Larvae construct fine-meshed capture nets between stones.

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Did You Know?

Its presence is used as a biological indicator of excellent water quality in European river assessments.

Xya Pygmy Mole Cricket

A minute European pygmy mole cricket typically found on bare sandy ground near rivers. It is so small it is often confused with a small beetle.

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Did You Know?

It has tiny paddle-shaped appendages on its hind legs that serve as hydrofoils for skipping across water surfaces.