Malaysian Firefly vs Golden Stonefly

Side-by-side species comparison

Attribute Malaysian Firefly Golden Stonefly
Scientific Name Pteroptyx valida Calineuria californica
Order Coleoptera Plecoptera
Family Lampyridae Perlidae
Size 5-8 mm 25-35 mm
Habitat Rivers & Streams Rivers & Streams
Diet Predators Predators
Regions Southeast Asia North America
Conservation Vulnerable Least Concern

Malaysian Firefly

A synchronous firefly of Malaysian rivers that creates spectacular congregation displays. It is a key species for firefly ecotourism in Selangor.

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Did You Know?

The Selangor firefly colony along the Selangor River is one of the largest known congregations, stretching for several kilometers.

Golden Stonefly

A large predatory stonefly with a golden-brown body found in western North American rivers. Its nymphs are active hunters on the streambed.

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Did You Know?

Golden stonefly nymphs are apex predators of the streambed, hunting mayfly and caddisfly larvae among the cobbles.