Atlantic Gray Seal vs Fern scale

Halichoerus grypus compared with Pinnaspis aspidistrae

Key Differences

• Atlantic Gray Seal is Vulnerable while Fern scale is Not Evaluated.

Taxonomic Classification

Rank	Atlantic Gray Seal	Fern scale
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Pinnipedia (Seals & Sea Lions)	Hemiptera (Hemiptera)
Family	Phocidae (True Seals)	Diaspididae
Genus	Halichoerus	Pinnaspis
Species	Halichoerus grypus	Pinnaspis aspidistrae

Evolutionary Relationship

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

Conservation Status

Atlantic Gray Seal

VU — Vulnerable

Fern scale

NE — Not Evaluated

Physical Characteristics

Attribute	Atlantic Gray Seal	Fern scale
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.

Fern scale

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (21 countries) and North America (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 5 countries:

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