Arctic Blue vs Bladder Fern

Agriades aquilo compared with Cystopteris fragilis

Key Differences

• Arctic Blue is Near Threatened while Bladder Fern is Not Evaluated.

Taxonomic Classification

Rank	Arctic Blue	Bladder Fern
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Tracheophyta
Class	Insecta (Insects)	Polypodiopsida (Polypodiopsida)
Order	Lepidoptera (Butterflies & Moths)	Polypodiales (Polypodiales)
Family	Lycaenidae	Cystopteridaceae
Genus	Agriades	Cystopteris
Species	Agriades aquilo	Cystopteris fragilis

Conservation Status

Arctic Blue

NT — Near Threatened

Bladder Fern

NE — Not Evaluated

Physical Characteristics

Attribute	Arctic Blue	Bladder Fern
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.

Bladder Fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), North America (Canada, United States), and South America (Colombia).

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.

Bladder Fern

The Bladder Fern (Cystopteris fragilis) is a species in the genus Cystopteris. Typically found in moist, shaded forest floors and tropical canopies.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden