Brown Diving Beetle vs Eurasian Marsh-Harrier

Agabus brunneus compared with Circus aeruginosus

Key Differences

• Brown Diving Beetle is Extinct while Eurasian Marsh-Harrier is Endangered.

Taxonomic Classification

Rank	Brown Diving Beetle	Eurasian Marsh-Harrier
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Coleoptera (Beetles)	Accipitriformes (Hawks & Eagles)
Family	Dytiscidae	Accipitridae (Hawks & Eagles)
Genus	Agabus	Circus
Species	Agabus brunneus	Circus aeruginosus

Evolutionary Relationship

Brown Diving Beetle and Eurasian Marsh-Harrier share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brown Diving Beetle

EX — Extinct

Eurasian Marsh-Harrier

EN — Endangered

Physical Characteristics

Attribute	Brown Diving Beetle	Eurasian Marsh-Harrier
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.

Eurasian Marsh-Harrier

Habitat

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

Range

Found across Asia (Taiwan) and Europe (6 countries). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Eurasian Marsh-Harrier

Eurasian Marsh-Harrier (Circus aeruginosus) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇸🇪 Sweden