Dark Rove Beetle vs Diving Beetle

Side-by-side species comparison

Attribute Dark Rove Beetle Diving Beetle
Scientific Name Tachyporus nitidulus Dytiscus marginalis
Order Coleoptera Coleoptera
Family Staphylinidae Dytiscidae
Size 3-4 mm 27-35 mm
Habitat Farmland Rivers & Streams
Diet Predators Predators
Regions Europe, Siberia Europe, Asia
Conservation Least Concern Least Concern

Dark Rove Beetle

A small, shiny dark brown rove beetle with a characteristic boat-shaped body. It is incredibly numerous in northern European farmland, where it is considered a key beneficial predator.

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Did You Know?

Pitfall trap studies have shown this to be one of the three most abundant beetle species in British agricultural landscapes.

Diving Beetle

A large, streamlined aquatic beetle with an olive-green body bordered in yellow. It carries an air bubble under its elytra and is a voracious underwater predator.

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Did You Know?

Great diving beetles can stay submerged for extended periods by trapping a silvery air bubble under their wing covers that functions like a gill.