Shore Rove Beetle vs Small Minnow Mayfly

Side-by-side species comparison

Attribute Shore Rove Beetle Small Minnow Mayfly
Scientific Name Philonthus quisquiliarius Callibaetis ferrugineus
Order Coleoptera Ephemeroptera
Family Staphylinidae Baetidae
Size 5-7 mm 7-11 mm
Habitat Wetlands Ponds & Lakes
Diet Detritivores Detritivores
Regions Europe North America
Conservation Least Concern Least Concern

Shore Rove Beetle

A small metallic greenish rove beetle found along pond and river margins in marshy habitats. Hunts small invertebrates in wet leaf litter and debris.

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Did You Know?

The metallic green sheen is unusual among European Philonthus species, most of which are plain black.

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.