Alpine Bladder-fern vs Great Reed Warbler

Cystopteris alpina compared with Acrocephalus arundinaceus

Key Differences

• Alpine Bladder-fern is Near Threatened while Great Reed Warbler is Critically Endangered.

Taxonomic Classification

Rank	Alpine Bladder-fern	Great Reed Warbler
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Aves (Birds)
Order	Polypodiales (Polypodiales)	Passeriformes (Songbirds)
Family	Cystopteridaceae	Acrocephalidae
Genus	Cystopteris	Acrocephalus
Species	Cystopteris alpina	Acrocephalus arundinaceus

Conservation Status

Alpine Bladder-fern

NT — Near Threatened

Great Reed Warbler

CR — Critically Endangered

Physical Characteristics

Attribute	Alpine Bladder-fern	Great Reed Warbler
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.

Great Reed Warbler

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

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

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.

Great Reed Warbler

Great Reed Warbler (Acrocephalus arundinaceus) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden