Atlantic Gray Seal vs Molgula

Halichoerus grypus compared with Molgula manhattensis

Key Differences

• Atlantic Gray Seal is Vulnerable while Molgula is Not Evaluated.

Taxonomic Classification

Rank	Atlantic Gray Seal	Molgula
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Ascidiacea (Ascidiacea)
Order	Pinnipedia (Seals & Sea Lions)	Stolidobranchia (Stolidobranchia)
Family	Phocidae (True Seals)	Molgulidae
Genus	Halichoerus	Molgula
Species	Halichoerus grypus	Molgula manhattensis

Evolutionary Relationship

Atlantic Gray Seal and Molgula share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Atlantic Gray Seal

VU — Vulnerable

Molgula

NE — Not Evaluated

Physical Characteristics

Attribute	Atlantic Gray Seal	Molgula
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.

Molgula

Habitat

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

Range

Widely distributed across Asia (China, Japan, South Korea), Europe (13 countries), North America (Canada, United States), Oceania and the Pacific (Australia, New Zealand), and South America (Argentina).

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 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden