Small Brown Stonefly vs Southern Salmonfly

Side-by-side species comparison

Attribute Small Brown Stonefly Southern Salmonfly
Scientific Name Nemoura cinerea Neoperla clymene
Order Plecoptera Plecoptera
Family Nemouridae Perlidae
Size 6-10 mm 12-18 mm
Habitat Ponds & Lakes Rivers & Streams
Diet Herbivores Predators
Regions Europe, Asia North America
Conservation Least Concern Least Concern

Small Brown Stonefly

A very common small brown stonefly found in a wide range of freshwater habitats across Europe. It is one of the most tolerant stoneflies to mild pollution.

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Did You Know?

Unlike most stonefly species that require pristine water, this species can tolerate mildly enriched conditions, making it one of the last stoneflies found in degraded streams.

Southern Salmonfly

A medium-sized stonefly of warm southeastern streams with nocturnal adults. Nymphs are active predators in gravel substrates.

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Did You Know?

Adults are strongly attracted to lights and are often collected far from water at night.