Alpine Bladder-fern vs Guiana Dolphin

Cystopteris alpina compared with Sotalia guianensis

Key Differences

• Alpine Bladder-fern is Near Threatened while Guiana Dolphin is Data Deficient.

Taxonomic Classification

Rank	Alpine Bladder-fern	Guiana Dolphin
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (Mammals)
Order	Polypodiales (Polypodiales)	Cetacea (Whales & Dolphins)
Family	Cystopteridaceae	Delphinidae (Oceanic Dolphins)
Genus	Cystopteris	Sotalia
Species	Cystopteris alpina	Sotalia guianensis

Conservation Status

Alpine Bladder-fern

NT — Near Threatened

Guiana Dolphin

DD — Data Deficient

Physical Characteristics

Attribute	Alpine Bladder-fern	Guiana Dolphin
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.

Guiana Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

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.