Brown Diving Beetle vs Centric diatom

Agabus brunneus compared with Skeletonema subsalsum

Key Differences

• Brown Diving Beetle is Extinct while Centric diatom is Not Evaluated.

Taxonomic Classification

Rank	Brown Diving Beetle	Centric diatom
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Arthropoda (Arthropods)	Ochrophyta (Ochrophyta)
Class	Insecta (Insects)	Bacillariophyceae (Bacillariophyceae)
Order	Coleoptera (Beetles)	Thalassiosirales (Thalassiosirales)
Family	Dytiscidae	Skeletonemaceae
Genus	Agabus	Skeletonema
Species	Agabus brunneus	Skeletonema subsalsum

Conservation Status

Brown Diving Beetle

EX — Extinct

Centric diatom

NE — Not Evaluated

Physical Characteristics

Attribute	Brown Diving Beetle	Centric diatom
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.

Centric diatom

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Found across Europe (7 countries) and North America (United States).

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.

Centric diatom

The Centric Diatom (Skeletonema subsalsum) is a species in the genus Skeletonema. Found across Europe (7 countries) and North America (United States).

Shared Countries

Both species can be found in 1 countries:

🇸🇪 Sweden