Arrow-Grass vs Brown Diving Beetle

Triglochin maritima compared with Agabus brunneus

Key Differences

• Arrow-Grass is Near Threatened while Brown Diving Beetle is Extinct.

Taxonomic Classification

Rank	Arrow-Grass	Brown Diving Beetle
Kingdom	Plantae (พืช)	Animalia (สัตว์)
Phylum	Magnoliophyta (Flowering Plants)	Arthropoda (สัตว์ขาปล้อง)
Class	Liliopsida (Monocots)	Insecta (แมลง)
Order	Alismatales (อันดับขาเขียด)	Coleoptera (อันดับด้วง)
Family	Juncaginaceae	Dytiscidae
Genus	Triglochin	Agabus
Species	Triglochin maritima	Agabus brunneus

Conservation Status

Arrow-Grass

NT — Near Threatened

Brown Diving Beetle

EX — Extinct

Physical Characteristics

Attribute	Arrow-Grass	Brown Diving Beetle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arrow-Grass

Habitat

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

Range

Found across Europe (7 countries) and North America (Canada, United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Brown Diving Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Sweden.

Arrow-Grass

The Arrow-Grass, Triglochin maritima, is a species. It is currently assessed as near threatened on the IUCN Red List. Typically found in grasslands, wetlands, forests, and cultivated landscapes.

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