Atlantic Gray Seal vs large cut notchwort

Halichoerus grypus compared with Tritomaria exsectiformis

Key Differences

• Atlantic Gray Seal is Vulnerable while large cut notchwort is Extinct.

Taxonomic Classification

Rank	Atlantic Gray Seal	large cut notchwort
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Marchantiophyta (liverwort)
Class	Mammalia (Mammals)	Jungermanniopsida (Jungermanniopsida)
Order	Pinnipedia (Seals & Sea Lions)	Jungermanniales (Jungermanniales)
Family	Phocidae (True Seals)	Lophoziaceae
Genus	Halichoerus	Tritomaria
Species	Halichoerus grypus	Tritomaria exsectiformis

Conservation Status

Atlantic Gray Seal

VU — Vulnerable

large cut notchwort

EX — Extinct

Physical Characteristics

Attribute	Atlantic Gray Seal	large cut notchwort
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.

large cut notchwort

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Found across Europe (5 countries) and North America (United States).

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 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden