Small Minnow Mayfly vs Pink Lady Mayfly

Side-by-side species comparison

Attribute Small Minnow Mayfly Pink Lady Mayfly
Scientific Name Callibaetis ferrugineus Epeorus vitreus
Order Ephemeroptera Ephemeroptera
Family Baetidae Heptageniidae
Size 7-11 mm 9-12 mm
Habitat Ponds & Lakes Rivers & Streams
Diet Detritivores Omnivores
Regions North America North America
Conservation Least Concern Least Concern

Small Minnow Mayfly

A mottled brown mayfly common in still waters across North America. Nymphs are excellent swimmers that mimic small minnows.

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Did You Know?

It can produce up to three generations per year in warm climates.

Pink Lady Mayfly

A pale pinkish mayfly of eastern North American streams with a distinctly two-tailed nymph. Adults have translucent wings with a faint rosy tint.

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Did You Know?

The pink coloration of the adult body fades to white within minutes of death.