Atlantic Gray Seal vs Bigelow's ray

Halichoerus grypus compared with Rajella bigelowi

Key Differences

• Atlantic Gray Seal is Vulnerable while Bigelow's ray is Least Concern.

Taxonomic Classification

Rank	Atlantic Gray Seal	Bigelow's ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Pinnipedia (Seals & Sea Lions)	Rajiformes (Rajiformes)
Family	Phocidae (True Seals)	Rajidae
Genus	Halichoerus	Rajella
Species	Halichoerus grypus	Rajella bigelowi

Evolutionary Relationship

Atlantic Gray Seal and Bigelow's ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Atlantic Gray Seal

VU — Vulnerable

Bigelow's ray

LC — Least Concern

Physical Characteristics

Attribute	Atlantic Gray Seal	Bigelow's ray
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.

Bigelow's ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Portugal.

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.

Bigelow's ray

The Bigelow's ray (Rajella bigelowi) is a species in the genus Rajella. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 1 countries:

🇵🇹 Portugal