Arctic Blue vs Small Adder's-Tongue

Agriades aquilo compared with Ophioglossum azoricum

Key Differences

• Arctic Blue is Near Threatened while Small Adder's-Tongue is Critically Endangered.

Taxonomic Classification

Rank	Arctic Blue	Small Adder's-Tongue
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Tracheophyta
Class	Insecta (Insects)	Polypodiopsida (Polypodiopsida)
Order	Lepidoptera (Butterflies & Moths)	Ophioglossales (Ophioglossales)
Family	Lycaenidae	Ophioglossaceae
Genus	Agriades	Ophioglossum
Species	Agriades aquilo	Ophioglossum azoricum

Conservation Status

Arctic Blue

NT — Near Threatened

Small Adder's-Tongue

CR — Critically Endangered

Physical Characteristics

Attribute	Arctic Blue	Small Adder's-Tongue
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic Blue

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Small Adder's-Tongue

Habitat

Inhabits boreal forests and taiga within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

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

Arctic Blue

The Arctic Blue (Agriades aquilo) is a species in the genus Agriades. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden