Andersson's arctic moss vs River Thread-moss

Arctoa anderssonii compared with Bryum riparium

Key Differences

• Andersson's arctic moss is Endangered while River Thread-moss is Vulnerable.

Taxonomic Classification

Rank	Andersson's arctic moss	River Thread-moss
Kingdom same	Plantae (植物)	Plantae (植物)
Phylum same	Bryophyta	Bryophyta
Class same	Bryopsida (マゴケ綱)	Bryopsida (マゴケ綱)
Order	Dicranales (シッポゴケ目)	Bryales (Bryales)
Family	Rhabdoweisiaceae	Bryaceae
Genus	Arctoa	Bryum
Species	Arctoa anderssonii	Bryum riparium

Evolutionary Relationship

Andersson's arctic moss and River Thread-moss share a common ancestor at the Class level: Bryopsida. (マゴケ綱)

Conservation Status

Andersson's arctic moss

EN — Endangered

River Thread-moss

VU — Vulnerable

Physical Characteristics

Attribute	Andersson's arctic moss	River Thread-moss
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Andersson's arctic moss

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

River Thread-moss

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Andersson's arctic moss

The Andersson's arctic moss (Arctoa anderssonii) is a species in the genus Arctoa. It is currently classified as Endangered on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden