Atlantic Gray Seal vs Great Crestwort

Halichoerus grypus compared with Lophocolea bispinosa

Key Differences

• Atlantic Gray Seal is Vulnerable while Great Crestwort is Not Evaluated.

Taxonomic Classification

Rank	Atlantic Gray Seal	Great Crestwort
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)	Lophocoleaceae
Genus	Halichoerus	Lophocolea
Species	Halichoerus grypus	Lophocolea bispinosa

Conservation Status

Atlantic Gray Seal

VU — Vulnerable

Great Crestwort

NE — Not Evaluated

Physical Characteristics

Attribute	Atlantic Gray Seal	Great Crestwort
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.

Great Crestwort

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found across Europe (6 countries).

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:

🇧🇪 Belgium 🇳🇴 Norway