Black Laceweaver vs Bladder Fern

Amaurobius ferox compared with Cystopteris fragilis

Key Differences

• Black Laceweaver is Least Concern while Bladder Fern is Not Evaluated.

Taxonomic Classification

Rank	Black Laceweaver	Bladder Fern
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Tracheophyta
Class	Arachnida (Arachnids)	Polypodiopsida (Polypodiopsida)
Order	Araneae (Araneae)	Polypodiales (Polypodiales)
Family	Amaurobiidae	Cystopteridaceae
Genus	Amaurobius	Cystopteris
Species	Amaurobius ferox	Cystopteris fragilis

Conservation Status

Black Laceweaver

LC — Least Concern

Bladder Fern

NE — Not Evaluated

Physical Characteristics

Attribute	Black Laceweaver	Bladder Fern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Laceweaver

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Distributed across Belgium, Canada, Denmark, Sweden, and United States.

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).

Black Laceweaver

The Black Laceweaver (Amaurobius ferox) is a species in the genus Amaurobius. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial habitats from forests to deserts.

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 5 countries:

🇧🇪 Belgium 🇨🇦 Canada 🇩🇰 Denmark 🇸🇪 Sweden 🇺🇸 United States