Brown Diving Beetle vs

Agabus brunneus compared with Neidium bisulcata

Key Differences

• Brown Diving Beetle is Extinct while is Not Evaluated.

Taxonomic Classification

Rank	Brown Diving Beetle
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Arthropoda (Arthropods)	Ochrophyta (Ochrophyta)
Class	Insecta (Insects)	Bacillariophyceae (Bacillariophyceae)
Order	Coleoptera (Beetles)	Naviculales (Naviculales)
Family	Dytiscidae	Neidiaceae
Genus	Agabus	Neidium
Species	Agabus brunneus	Neidium bisulcata

Conservation Status

Brown Diving Beetle

EX — Extinct

NE — Not Evaluated

Physical Characteristics

Attribute	Brown Diving Beetle
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.

Habitat

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

Range

Distributed across Brazil, Norway, Portugal, Sweden, and Taiwan.

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.

Neidium bisulcata is a freshwater pennate diatom in the family Neidiaceae, distinguished by the presence of two longitudinal grooves (sulci) on each valve that give the genus its name. It inhabits soft, acidic to circumneutral freshwater habitats including lakes, bogs, and slow streams. Neidium species are considered indicators of clean, low-conductivity water and are sensitive to organic pollution.

Shared Countries

Both species can be found in 1 countries:

🇸🇪 Sweden