Pale Arctic Clouded Yellow vs Lake Stonefly

Side-by-side species comparison

Attribute Pale Arctic Clouded Yellow Lake Stonefly
Scientific Name Colias werdandi Megaleuctra complicata
Order Lepidoptera Plecoptera
Family Pieridae Leuctridae
Size 38-46 mm wingspan 8-14 mm
Habitat Mountains Mountains
Diet Nectar Feeders Detritivores
Regions Northern Scandinavia, Finnish Lapland, Kola Peninsula North America
Conservation Least Concern Near Threatened

Pale Arctic Clouded Yellow

A pale greenish-yellow butterfly with very faint dark wing borders. It is closely associated with Scandinavian mountain habitats. The underside is pale with a small orange-ringed discal spot.

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Did You Know?

This butterfly is endemic to the Scandinavian mountains and is not found anywhere else in the world.

Lake Stonefly

A rare stonefly found in cold mountain lake outlets and spring-fed streams.

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Did You Know?

Its restricted cold-water habitat makes it vulnerable to climate warming.