Brown Diving Beetle vs Ruddy Darter

Agabus brunneus compared with Sympetrum sanguineum

Key Differences

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

Taxonomic Classification

Rank	Brown Diving Beetle	Ruddy Darter
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Arthropoda (節足動物)	Arthropoda (節足動物)
Class same	Insecta (昆虫)	Insecta (昆虫)
Order	Coleoptera (コウチュウ目)	Odonata (蜻蛉目)
Family	Dytiscidae	Libellulidae
Genus	Agabus	Sympetrum
Species	Agabus brunneus	Sympetrum sanguineum

Evolutionary Relationship

Brown Diving Beetle and Ruddy Darter share a common ancestor at the Class level: Insecta. (昆虫)

Conservation Status

Brown Diving Beetle

EX — Extinct

Ruddy Darter

LC — Least Concern

Physical Characteristics

Attribute	Brown Diving Beetle	Ruddy Darter
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 Darter

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

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 Darter

Ruddy Darter（Sympetrum sanguineum）は IUCN レッドリストで軽度懸念（LC）に分類されている。分布域全体に広く分布し個体数も豊富で、個体群は安定しており差し迫った保全上の懸念はない。

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇸🇪 Sweden