Andersson's arctic moss vs Lesser Siren

Arctoa anderssonii compared with Siren intermedia

Key Differences

• Andersson's arctic moss is Endangered while Lesser Siren is Least Concern.

Taxonomic Classification

Rank	Andersson's arctic moss	Lesser Siren
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Bryophyta	Chordata (Chordates)
Class	Bryopsida (Bryopsida)	Amphibia (Amphibians)
Order	Dicranales (Dicranales)	Caudata (Caudata)
Family	Rhabdoweisiaceae	Sirenidae
Genus	Arctoa	Siren
Species	Arctoa anderssonii	Siren intermedia

Conservation Status

Andersson's arctic moss

EN — Endangered

Lesser Siren

LC — Least Concern

Physical Characteristics

Attribute	Andersson's arctic moss	Lesser Siren
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.

Lesser Siren

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Distributed across Belgium and Mexico.

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.