South African Brown Stonefly vs Green Stonefly

Side-by-side species comparison

Attribute South African Brown Stonefly Green Stonefly
Scientific Name Neoperla spio Alloperla caudata
Order Plecoptera Plecoptera
Family Perlidae Chloroperlidae
Size 12-20 mm 8-12 mm
Habitat Rivers & Streams Mountains
Diet Predators Detritivores
Regions Africa North America
Conservation Least Concern Least Concern

South African Brown Stonefly

A medium-sized brown stonefly found in rivers and streams of southern and eastern Africa. Nymphs are predatory and favor rocky riffles.

💡

Did You Know?

Neoperla is one of the few stonefly genera found across both Africa and tropical Asia.

Green Stonefly

A small bright green stonefly found along clean mountain streams in North America. Despite its small size, it is an important indicator of excellent water quality.

💡

Did You Know?

The presence of green stoneflies in a stream is considered strong evidence of pristine water quality by aquatic biologists.