Atlantic Gray Seal vs Harmless Serotine

Halichoerus grypus compared with Eptesicus innoxius

Key Differences

• Atlantic Gray Seal is Vulnerable while Harmless Serotine is Near Threatened.

Taxonomic Classification

Rank	Atlantic Gray Seal	Harmless Serotine
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order	Pinnipedia (Seals & Sea Lions)	Chiroptera (morcego)
Family	Phocidae (True Seals)	Vespertilionidae
Genus	Halichoerus	Eptesicus
Species	Halichoerus grypus	Eptesicus innoxius

Evolutionary Relationship

Atlantic Gray Seal and Harmless Serotine share a common ancestor at the Class level: Mammalia. (mamíferos)

Conservation Status

Atlantic Gray Seal

VU — Vulnerable

Harmless Serotine

NT — Near Threatened

Physical Characteristics

Attribute	Atlantic Gray Seal	Harmless Serotine
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.

Harmless Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.