Atlantic Gray Seal vs small blue

Halichoerus grypus compared with Cupido minimus

Key Differences

• Atlantic Gray Seal is Vulnerable while small blue is Near Threatened.

Taxonomic Classification

Rank	Atlantic Gray Seal	small blue
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Pinnipedia (Seals & Sea Lions)	Lepidoptera (Butterflies & Moths)
Family	Phocidae (True Seals)	Lycaenidae
Genus	Halichoerus	Cupido
Species	Halichoerus grypus	Cupido minimus

Evolutionary Relationship

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

Conservation Status

Atlantic Gray Seal

VU — Vulnerable

small blue

NT — Near Threatened

Physical Characteristics

Attribute	Atlantic Gray Seal	small blue
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.

small blue

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (39 countries). 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.

small blue

small blue (Cupido minimus) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

Shared Countries

Both species can be found in 5 countries:

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