Arctic grass vs Centric diatom

Arctagrostis latifolia compared with Skeletonema subsalsum

Key Differences

• Arctic grass is Near Threatened while Centric diatom is Not Evaluated.

Taxonomic Classification

Rank	Arctic grass	Centric diatom
Kingdom	Plantae (plantas)	Chromista (Chromista)
Phylum	Magnoliophyta (Flowering Plants)	Ochrophyta (Ochrophyta)
Class	Liliopsida (Monocots)	Bacillariophyceae (Bacillariophyceae)
Order	Poales (Grasses)	Thalassiosirales (Thalassiosirales)
Family	Poaceae (Grass Family)	Skeletonemaceae
Genus	Arctagrostis	Skeletonema
Species	Arctagrostis latifolia	Skeletonema subsalsum

Conservation Status

Arctic grass

NT — Near Threatened

Centric diatom

NE — Not Evaluated

Physical Characteristics

Attribute	Arctic grass	Centric diatom
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic grass

Habitat

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

Range

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

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).

Arctic grass

The Arctic grass (Arctagrostis latifolia) is a species in the genus Arctagrostis. It is currently classified as Near Threatened on the IUCN Red List. Typically found in grasslands, wetlands, forests, and cultivated landscapes.

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 2 countries:

🇳🇴 Norway 🇸🇪 Sweden