Golubatz Fly vs Stripetail Stonefly

Side-by-side species comparison

Attribute Golubatz Fly Stripetail Stonefly
Scientific Name Simulium colombaschense Isoperla bilineata
Order Diptera Plecoptera
Family Simuliidae Perlodidae
Size 3-5 mm 10-15 mm
Habitat Rivers & Streams Rivers & Streams
Diet Blood Feeders Predators
Regions Europe Eastern North America
Conservation Least Concern Least Concern

Golubatz Fly

A historically devastating European black fly named after the Serbian town of Golubac. Larvae develop in the fast waters of the Danube River system.

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Did You Know?

In 1923, a massive emergence killed over 16,000 cattle, horses, and other livestock along the Danube in a single event.

Stripetail Stonefly

A yellow-green stonefly with two distinctive dark stripes on its tails. It is common in clean North American streams during spring.

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Did You Know?

Its distinctively striped cerci make it one of the easiest North American stoneflies to identify.