Atlantic Gray Seal vs Ludwig's Thread-moss

Halichoerus grypus compared with Pohlia ludwigii

Key Differences

• Atlantic Gray Seal is Vulnerable while Ludwig's Thread-moss is Near Threatened.

Taxonomic Classification

Rank	Atlantic Gray Seal	Ludwig's Thread-moss
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Bryophyta
Class	Mammalia (Mammals)	Bryopsida (Bryopsida)
Order	Pinnipedia (Seals & Sea Lions)	Bryales (Bryales)
Family	Phocidae (True Seals)	Mniaceae
Genus	Halichoerus	Pohlia
Species	Halichoerus grypus	Pohlia ludwigii

Conservation Status

Atlantic Gray Seal

VU — Vulnerable

Ludwig's Thread-moss

NT — Near Threatened

Physical Characteristics

Attribute	Atlantic Gray Seal	Ludwig's Thread-moss
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atlantic Gray Seal

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Ludwig's Thread-moss

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Atlantic Gray Seal

The Atlantic Gray Seal (Halichoerus grypus) is a species in the genus Halichoerus. It is currently classified as Vulnerable on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden