Brown Diving Beetle vs Yabby

Agabus brunneus compared with Cherax destructor

Key Differences

• Brown Diving Beetle is Extinct while Yabby is Vulnerable.

Taxonomic Classification

Rank	Brown Diving Beetle	Yabby
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class	Insecta (Insects)	Malacostraca (Crustaceans)
Order	Coleoptera (Beetles)	Decapoda (Decapoda)
Family	Dytiscidae	Parastacidae
Genus	Agabus	Cherax
Species	Agabus brunneus	Cherax destructor

Evolutionary Relationship

Brown Diving Beetle and Yabby share a common ancestor at the Phylum level: Arthropoda. (Arthropods)

Conservation Status

Brown Diving Beetle

EX — Extinct

Yabby

VU — Vulnerable

Physical Characteristics

Attribute	Brown Diving Beetle	Yabby
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.

Yabby

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate coniferous forests, and temperate broadleaf and mixed forests, among 7 distinct biome types spanning the Indomalayan and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (South Africa), Asia (China), Europe (4 countries), and North America (Mexico). Currently classified as Vulnerable 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.