Predaceous Diving Beetle vs Hooked Stonefly
Side-by-side species comparison
| Attribute | Predaceous Diving Beetle | Hooked Stonefly |
|---|---|---|
| Scientific Name | Cybister lateralimarginalis | Agnetina capitata |
| Order | Coleoptera | Plecoptera |
| Family | Dytiscidae | Perlidae |
| Size | 30-37 mm | 20-30 mm |
| Habitat | Ponds & Lakes | Rivers & Streams |
| Diet | Predators | Predators |
| Regions | Southern Europe, Africa, Middle East | Eastern North America |
| Conservation | Least Concern | Least Concern |
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.
Did You Know?
In some parts of Asia and Africa, large Cybister species are collected and eaten as a traditional food source.
Hooked Stonefly
A large, patterned stonefly of eastern North American rivers with distinctive hooked anal gills. Nymphs are active nocturnal predators under cobbles.
Did You Know?
Its nymphs are nocturnal, hiding under rocks by day and actively hunting at night.