Atlantic ghost cat shark vs Common Extinguisher-moss

Apristurus laurussonii compared with Encalypta vulgaris

Key Differences

• Atlantic ghost cat shark is Least Concern while Common Extinguisher-moss is Vulnerable.

Taxonomic Classification

Rank	Atlantic ghost cat shark	Common Extinguisher-moss
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Bryophyta
Class	Chondrichthyes (Cartilaginous Fish)	Bryopsida (Bryopsida)
Order	Carcharhiniformes (Ground Sharks)	Encalyptales (Encalyptales)
Family	Scyliorhinidae	Encalyptaceae
Genus	Apristurus	Encalypta
Species	Apristurus laurussonii	Encalypta vulgaris

Conservation Status

Atlantic ghost cat shark

LC — Least Concern

Common Extinguisher-moss

VU — Vulnerable

Physical Characteristics

Attribute	Atlantic ghost cat shark	Common Extinguisher-moss
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atlantic ghost cat shark

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

Distributed across Portugal and Venezuela.

Common Extinguisher-moss

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Atlantic ghost cat shark

The Atlantic ghost cat shark (Apristurus laurussonii) is a species in the genus Apristurus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

Common Extinguisher-moss

<em>Encalypta vulgaris</em>, the common extinguisher moss, is a acrocarpous moss in the family Encalyptaceae, classified as Vulnerable by the IUCN Red List, indicating a concerning decline in populations across parts of its European range. The species is documented in Belgium, Denmark, Luxembourg, Norway, and Portugal, where it is native to European calcareous habitats. <em>Encalypta vulgaris</em> typically grows on dry to moist calcareous rocks, soil banks, old walls, and disturbed ground with base-rich substrates, often in open or semi-shaded microhabitats. The common name refers to the distinctive elongated calyptra, a cap-like structure that covers the developing sporophyte and resembles an old-fashioned candle snuffer or extinguisher. The calyptra is persistent and fringed at its base, a diagnostic feature of the genus <em>Encalypta</em>. This moss is sensitive to nitrogen pollution and habitat disturbance, and its Vulnerable status reflects the loss and degradation of calcareous grasslands and rock habitats across Europe due to agricultural intensification, urban development, and changing land management. It plays a role in soil stabilization and moisture retention in the rocky and disturbed habitats it colonizes. Conservation of calcareous habitats is essential for maintaining populations of this and many other specialist plant and lichen species. Biological traits of this species remain poorly documented in the scientific literature.

Shared Countries

Both species can be found in 1 countries:

🇵🇹 Portugal