Western Ameletid Mayfly vs Himalayan Ground Beetle

Side-by-side species comparison

Attribute Western Ameletid Mayfly Himalayan Ground Beetle
Scientific Name Ameletus cooki Carabus caschmirensis
Order Ephemeroptera Coleoptera
Family Ameletidae Carabidae
Size 8-12 mm 20-28 mm
Habitat Mountains Mountains
Diet Omnivores Omnivores
Regions North America Western Himalayas, Kashmir
Conservation Least Concern Least Concern

Western Ameletid Mayfly

A streamlined mayfly found in cold mountain streams of the Pacific Northwest. Nymphs are agile swimmers that dart between cobbles in riffles.

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Did You Know?

Nymphs are strong enough swimmers to move upstream against moderate currents.

Himalayan Ground Beetle

A high-altitude ground beetle found in the western Himalayas. It has dark bronze elytra with fine longitudinal ridges.

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Did You Know?

It thrives at elevations above 3000 meters where most other large beetles cannot survive.