Banded General Soldier Fly vs Predaceous Diving Beetle

Side-by-side species comparison

Attribute Banded General Soldier Fly Predaceous Diving Beetle
Scientific Name Stratiomys potamida Cybister lateralimarginalis
Order Diptera Coleoptera
Family Stratiomyidae Dytiscidae
Size 12-16 mm 30-37 mm
Habitat Ponds & Lakes Ponds & Lakes
Diet Nectar Feeders Predators
Regions Europe, Asia Southern Europe, Africa, Middle East
Conservation Least Concern Least Concern

Banded General Soldier Fly

A large, boldly marked soldier fly with a broad flat abdomen bearing yellow lateral markings. Its aquatic larvae are elongate and can breathe through a posterior spiracle at the water surface.

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Did You Know?

Larvae can survive in heavily polluted water where most other aquatic insects cannot live.

Predaceous Diving Beetle

A large olive-green diving beetle found across southern Europe and Africa. It is a powerful swimmer that hunts a range of aquatic animals.

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Did You Know?

In some parts of Asia and Africa, large Cybister species are collected and eaten as a traditional food source.