Brown Cobblestone Lichen vs Northern Emerald

Acarospora fuscata compared with Somatochlora arctica

Key Differences

• Brown Cobblestone Lichen is Least Concern while Northern Emerald is Endangered.

Taxonomic Classification

Rank	Brown Cobblestone Lichen	Northern Emerald
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Arthropoda (Arthropods)
Class	Lecanoromycetes (Lecanoromycetes)	Insecta (Insects)
Order	Acarosporales (Acarosporales)	Odonata (Odonata)
Family	Acarosporaceae	Corduliidae
Genus	Acarospora	Somatochlora
Species	Acarospora fuscata	Somatochlora arctica

Conservation Status

Brown Cobblestone Lichen

LC — Least Concern

Northern Emerald

EN — Endangered

Physical Characteristics

Attribute	Brown Cobblestone Lichen	Northern Emerald
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Cobblestone Lichen

Habitat

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

Range

Distributed across Denmark, Norway, Portugal, and United States.

Northern Emerald

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Brown Cobblestone Lichen

The Brown Cobblestone Lichen (Acarospora fuscata) is a species in the genus Acarospora. It is currently classified as Least Concern on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Northern Emerald

Northern Emerald (Somatochlora arctica) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇳🇴 Norway