Atlantic Gray Seal vs Cape Sea-snake

Halichoerus grypus compared with Eptatretus hexatrema

Key Differences

• Atlantic Gray Seal is Vulnerable while Cape Sea-snake is Least Concern.

Taxonomic Classification

Rank	Atlantic Gray Seal	Cape Sea-snake
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Myxini (Myxini)
Order	Pinnipedia (Seals & Sea Lions)	Myxiniformes (Myxiniformes)
Family	Phocidae (True Seals)	Myxinidae
Genus	Halichoerus	Eptatretus
Species	Halichoerus grypus	Eptatretus hexatrema

Evolutionary Relationship

Atlantic Gray Seal and Cape Sea-snake share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Atlantic Gray Seal

VU — Vulnerable

Cape Sea-snake

LC — Least Concern

Physical Characteristics

Attribute	Atlantic Gray Seal	Cape Sea-snake
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.

Cape Sea-snake

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.

Cape Sea-snake

The Cape Sea-snake (Eptatretus hexatrema) is a species in the genus Eptatretus. It is currently classified as Least Concern (LC) on the IUCN Red List.