Large Alpine Stonefly vs Green Silver-lines

Side-by-side species comparison

Attribute Large Alpine Stonefly Green Silver-lines
Scientific Name Perla grandis Pseudoips prasinana
Order Plecoptera Lepidoptera
Family Perlidae Nolidae
Size 20-33 mm body length 33-40 mm wingspan
Habitat Mountains Woodlands
Diet Omnivores Omnivores
Regions Europe, Alps, Pyrenees Europe, temperate Asia
Conservation Least Concern Least Concern

Large Alpine Stonefly

One of the largest European stoneflies, found in clean mountain rivers. Its nymphs take several years to develop in cold water.

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Did You Know?

Nymphs may take up to four years to complete development in cold alpine waters.

Green Silver-lines

A vivid bright-green moth with three diagonal white or silver lines across each forewing. It is one of the most beautiful small moths encountered at light traps.

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Did You Know?

Unlike most green moths, its colour is relatively stable and does not fade quickly in museum collections.