Insect Week returns in 2022

Stoneflies

ORDER: PLECOPTERA

(Ancient Greek - pleco = folded or braided ; pteron = wing)

Aquatic insects that live in running water as larvae.

Insects in this order

Predatory Stonefly
© Roger Key Diura bicaudata male Stoneflies are freshwater invertebrates and most species live in fast flowing upland freshwater. Nymphs require highly oxygenated and unpolluted water, their presence is therefore an indicator of good water quality. More than 30 different species of stonefly...

What is Insect Week?

Insect Week encourages people of all ages to learn more about insects.

The Royal Entomological Society organises the week, supported by a large number of partner organisations with interests in the science, natural history and conservation of insects.