Brown Diving Beetle vs Ruddy Turnstone

Agabus brunneus compared with Arenaria interpres

Key Differences

• Brown Diving Beetle is Extinct while Ruddy Turnstone is Least Concern.

Taxonomic Classification

Rank	Brown Diving Beetle	Ruddy Turnstone
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Coleoptera (Beetles)	Charadriiformes (Charadriiformes)
Family	Dytiscidae	Scolopacidae
Genus	Agabus	Arenaria
Species	Agabus brunneus	Arenaria interpres

Evolutionary Relationship

Brown Diving Beetle and Ruddy Turnstone share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brown Diving Beetle

EX — Extinct

Ruddy Turnstone

LC — Least Concern

Physical Characteristics

Attribute	Brown Diving Beetle	Ruddy Turnstone
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Diving Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Sweden.

Ruddy Turnstone

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Brown Diving Beetle

The Brown Diving Beetle (Agabus brunneus) is a species in the genus Agabus. It is currently classified as Extinct on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Ruddy Turnstone

Ruddy Turnstone (Arenaria interpres) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇸🇪 Sweden