Brown Diving Beetle vs Prostrate knotweed

Agabus brunneus compared with Polygonum aviculare

Key Differences

• Brown Diving Beetle is Extinct while Prostrate knotweed is Not Evaluated.

Taxonomic Classification

Rank	Brown Diving Beetle	Prostrate knotweed
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Insecta (Insects)	Magnoliopsida (Dicots)
Order	Coleoptera (Beetles)	Caryophyllales (Caryophyllales)
Family	Dytiscidae	Polygonaceae
Genus	Agabus	Polygonum
Species	Agabus brunneus	Polygonum aviculare

Conservation Status

Brown Diving Beetle

EX — Extinct

Prostrate knotweed

NE — Not Evaluated

Physical Characteristics

Attribute	Brown Diving Beetle	Prostrate knotweed
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.

Prostrate knotweed

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Widely distributed across Africa (9 countries), Asia (8 countries), Europe (11 countries), North America (6 countries), Oceania and the Pacific (Australia, Solomon Islands), and South America (7 countries).

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