Atlantic Gray Seal vs slender thistle

Halichoerus grypus compared with Carduus tenuiflorus

Key Differences

• Atlantic Gray Seal is Vulnerable while slender thistle is Near Threatened.

Taxonomic Classification

Rank	Atlantic Gray Seal	slender thistle
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Pinnipedia (Seals & Sea Lions)	Asterales (Daisies & Sunflowers)
Family	Phocidae (True Seals)	Asteraceae (Daisy Family)
Genus	Halichoerus	Carduus
Species	Halichoerus grypus	Carduus tenuiflorus

Conservation Status

Atlantic Gray Seal

VU — Vulnerable

slender thistle

NT — Near Threatened

Physical Characteristics

Attribute	Atlantic Gray Seal	slender thistle
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.

slender thistle

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Widely distributed across Africa (South Africa), Asia (Japan), Europe (7 countries), North America (United States), Oceania and the Pacific (Australia), and South America (Argentina, Brazil, Chile). 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.

Shared Countries

Both species can be found in 5 countries:

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