Seychelles Cascader vs Japanese Burrowing Mayfly

Side-by-side species comparison

Attribute Seychelles Cascader Japanese Burrowing Mayfly
Scientific Name Zygonyx hookeri Ephemera japonica
Order Odonata Ephemeroptera
Family Libellulidae Ephemeridae
Size 5-6.5 cm 15-25 mm
Habitat Rivers & Streams Rivers & Streams
Diet Predators Omnivores
Regions Seychelles Japan, East Asia
Conservation Endangered Least Concern

Seychelles Cascader

A large dragonfly endemic to the Seychelles that breeds in fast-flowing streams and waterfalls. Adults hawk insects over cascading water.

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Did You Know?

It is one of only two dragonfly species found exclusively in the Seychelles archipelago.

Japanese Burrowing Mayfly

A large burrowing mayfly native to Japanese rivers and streams. It emerges in large numbers during early summer evenings.

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Did You Know?

It is culturally significant in Japan, where mayfly emergence has been celebrated in poetry for centuries.