Alpine Bladder-fern vs Bisamratte

Cystopteris alpina compared with Ondatra zibethicus

Key Differences

• Alpine Bladder-fern is Near Threatened while Bisamratte is Not Evaluated.

Taxonomic Classification

Rank	Alpine Bladder-fern	Bisamratte
Kingdom	Plantae (植物)	Animalia (動物)
Phylum	Tracheophyta	Chordata (脊索動物)
Class	Polypodiopsida (ウラボシ綱)	Mammalia (哺乳類)
Order	Polypodiales (ウラボシ目)	Rodentia (ネズミ目)
Family	Cystopteridaceae	Cricetidae
Genus	Cystopteris	Ondatra
Species	Cystopteris alpina	Ondatra zibethicus

Conservation Status

Alpine Bladder-fern

NT — Near Threatened

Bisamratte

NE — Not Evaluated

Physical Characteristics

Attribute	Alpine Bladder-fern	Bisamratte
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alpine Bladder-fern

Habitat

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

Range

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

Bisamratte

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (8 countries), Europe (37 countries), North America (United States), and South America (Argentina, Bolivia, Chile).

Alpine Bladder-fern

The Alpine Bladder-fern (Cystopteris alpina) is a species in the genus Cystopteris. It is currently classified as Near Threatened on the IUCN Red List. Typically found in moist, shaded forest floors and tropical canopies. Distributed across Norway and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Bisamratte

The Bisamratte (Ondatra zibethicus) is a species in the genus Ondatra. Typically found in diverse terrestrial and aquatic ecosystems.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden