Striped Whirligig Beetle vs Flat Silphid Beetle

Side-by-side species comparison

Attribute Striped Whirligig Beetle Flat Silphid Beetle
Scientific Name Gyrinus substriatus Silpha tristis
Order Coleoptera Coleoptera
Family Gyrinidae Silphidae
Size 5-7 mm 10-15 mm
Habitat Ponds & Lakes Farmland
Diet Omnivores Carrion Feeders
Regions Europe, Western Asia North America
Conservation Least Concern Least Concern

Striped Whirligig Beetle

A small whirligig beetle common across Europe, with fine longitudinal lines on the elytra. It aggregates in large swarms on sheltered pond surfaces.

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Did You Know?

Groups coordinate their circular swimming using ripples on the water surface as communication signals.

Flat Silphid Beetle

A flattened, all-black silphid beetle with three raised ridges on each wing case. It feeds on snails and caterpillars rather than carrion.

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Did You Know?

Unlike most silphids, it has shifted entirely to predation and is rarely found on carrion at all.