Brown Diving Beetle vs Robust Bracket

Agabus brunneus compared with Fomitiporia robusta

Key Differences

• Brown Diving Beetle is Extinct while Robust Bracket is Endangered.

Taxonomic Classification

Rank	Brown Diving Beetle	Robust Bracket
Kingdom	Animalia (動物)	Fungi (菌界)
Phylum	Arthropoda (節足動物)	Basidiomycota (担子菌門)
Class	Insecta (昆虫)	Agaricomycetes (真正担子菌綱)
Order	Coleoptera (コウチュウ目)	Hymenochaetales (Hymenochaetales)
Family	Dytiscidae	Hymenochaetaceae
Genus	Agabus	Fomitiporia
Species	Agabus brunneus	Fomitiporia robusta

Conservation Status

Brown Diving Beetle

EX — Extinct

Robust Bracket

EN — Endangered

Physical Characteristics

Attribute	Brown Diving Beetle	Robust Bracket
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.

Robust Bracket

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. 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.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇸🇪 Sweden