Australian Giant Mayfly vs Blue Quill

Side-by-side species comparison

Attribute Australian Giant Mayfly Blue Quill
Scientific Name Atalophlebia australis Paraleptophlebia guttata
Order Ephemeroptera Ephemeroptera
Family Leptophlebiidae Leptophlebiidae
Size 12-18 mm 6-9 mm
Habitat Rivers & Streams Rivers & Streams
Diet Herbivores Detritivores
Regions Australia North America
Conservation Least Concern Least Concern

Australian Giant Mayfly

One of the largest Australian mayflies, found in clean streams of southeastern Australia. Nymphs have feathery gills along their abdomens.

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Did You Know?

It belongs to the most species-rich mayfly family in the Southern Hemisphere.

Blue Quill

A delicate spring-emerging mayfly with bluish-gray body coloring. Nymphs prefer riffles with abundant leaf detritus in clean streams.

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Did You Know?

Anglers consider it one of the most important early-season hatches on trout streams.