Large Alpine Stonefly vs Tasmanian Giant Stonefly

Side-by-side species comparison

Attribute Large Alpine Stonefly Tasmanian Giant Stonefly
Scientific Name Perla grandis Eusthenia spectabilis
Order Plecoptera Plecoptera
Family Perlidae Eustheniidae
Size 20-33 mm body length 30-50 mm
Habitat Mountains Mountains
Diet Omnivores Predators
Regions Europe, Alps, Pyrenees Australia (Tasmania)
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.

Tasmanian Giant Stonefly

A spectacular large stonefly endemic to Tasmanian mountain streams with bold orange and black markings. Nymphs are among the largest aquatic insect larvae in Australia.

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Did You Know?

It belongs to an ancient Gondwanan family found only in Australia and South America.