Atlantic Gray Seal vs Quadrangular Peaclam

Halichoerus grypus compared with Euglesa milium

Key Differences

• Atlantic Gray Seal is Vulnerable while Quadrangular Peaclam is Least Concern.

Taxonomic Classification

Rank	Atlantic Gray Seal	Quadrangular Peaclam
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Bivalvia (Bivalvia)
Order	Pinnipedia (Seals & Sea Lions)	Sphaeriida (Sphaeriida)
Family	Phocidae (True Seals)	Sphaeriidae
Genus	Halichoerus	Euglesa
Species	Halichoerus grypus	Euglesa milium

Evolutionary Relationship

Atlantic Gray Seal and Quadrangular Peaclam share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Atlantic Gray Seal

VU — Vulnerable

Quadrangular Peaclam

LC — Least Concern

Physical Characteristics

Attribute	Atlantic Gray Seal	Quadrangular Peaclam
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.

Quadrangular Peaclam

Habitat

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

Range

Distributed across Belgium, Denmark, and 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 2 countries:

🇧🇪 Belgium 🇩🇰 Denmark