Angler's Curse Mayfly vs Scarlet Tiger Moth

Side-by-side species comparison

Attribute Angler's Curse Mayfly Scarlet Tiger Moth
Scientific Name Caenis rivulorum Callimorpha dominula
Order Ephemeroptera Lepidoptera
Family Caenidae Erebidae
Size 3-5 mm 45-55 mm wingspan
Habitat Rivers & Streams Rivers & Streams
Diet Detritivores Omnivores
Regions Europe Europe
Conservation Least Concern Least Concern

Angler's Curse Mayfly

A tiny mayfly nicknamed for frustrating anglers who cannot imitate it on hook. Nymphs burrow in fine sediments of slow rivers and streams.

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Did You Know?

At just a few millimeters long, trout feed on them voraciously but anglers struggle to tie flies small enough to match.

Scarlet Tiger Moth

A striking day-flying moth with black forewings spotted with white and yellow, and brilliant scarlet hindwings. It played a key role in ecological genetics research.

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Did You Know?

E.B. Ford used this species for his pioneering studies on genetic polymorphism and ecological genetics.