Malaysian Firefly vs Eastern Net-Winged Midge

Side-by-side species comparison

Attribute Malaysian Firefly Eastern Net-Winged Midge
Scientific Name Pteroptyx valida Blepharicera tenuipes
Order Coleoptera Diptera
Family Lampyridae Blephariceridae
Size 5-8 mm 6-10 mm
Habitat Rivers & Streams Mountains
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.

Eastern Net-Winged Midge

A net-winged midge whose larvae cling to rocks in the fastest torrents using ventral suction discs. Adults have characteristically divided wings.

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Did You Know?

Larvae can maintain their grip on rocks in currents exceeding two meters per second using six suction cups.