Brown Diving Beetle vs sharp-leaved pondweed

Agabus brunneus compared with Potamogeton acutifolius

Key Differences

• Brown Diving Beetle is Extinct while sharp-leaved pondweed is Near Threatened.

Taxonomic Classification

Rank	Brown Diving Beetle	sharp-leaved pondweed
Kingdom	Animalia (動物)	Plantae (植物)
Phylum	Arthropoda (節足動物)	Magnoliophyta (被子植物門)
Class	Insecta (昆虫)	Liliopsida (単子葉植物綱)
Order	Coleoptera (コウチュウ目)	Alismatales (オモダカ目)
Family	Dytiscidae	Potamogetonaceae
Genus	Agabus	Potamogeton
Species	Agabus brunneus	Potamogeton acutifolius

Conservation Status

Brown Diving Beetle

EX — Extinct

sharp-leaved pondweed

NT — Near Threatened

Physical Characteristics

Attribute	Brown Diving Beetle	sharp-leaved pondweed
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.

sharp-leaved pondweed

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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