Alpine Bladder-fern vs Hourglass Dolphin

Cystopteris alpina compared with Lagenorhynchus cruciger

Key Differences

• Alpine Bladder-fern is Near Threatened while Hourglass Dolphin is Least Concern.

Taxonomic Classification

Rank	Alpine Bladder-fern	Hourglass 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	Lagenorhynchus
Species	Cystopteris alpina	Lagenorhynchus cruciger

Conservation Status

Alpine Bladder-fern

NT — Near Threatened

Hourglass Dolphin

LC — Least Concern

Physical Characteristics

Attribute	Alpine Bladder-fern	Hourglass 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.

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.