Atlantic Gray Seal vs Small Adder's-Tongue

Halichoerus grypus compared with Ophioglossum azoricum

Key Differences

• Atlantic Gray Seal is Vulnerable while Small Adder's-Tongue is Critically Endangered.

Taxonomic Classification

Rank	Atlantic Gray Seal	Small Adder's-Tongue
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Tracheophyta
Class	Mammalia (Mammals)	Polypodiopsida (Polypodiopsida)
Order	Pinnipedia (Seals & Sea Lions)	Ophioglossales (Ophioglossales)
Family	Phocidae (True Seals)	Ophioglossaceae
Genus	Halichoerus	Ophioglossum
Species	Halichoerus grypus	Ophioglossum azoricum

Conservation Status

Atlantic Gray Seal

VU — Vulnerable

Small Adder's-Tongue

CR — Critically Endangered

Physical Characteristics

Attribute	Atlantic Gray Seal	Small Adder's-Tongue
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 Adder's-Tongue

Habitat

Inhabits boreal forests and taiga within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Belgium, Iceland, Norway, Portugal, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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 4 countries:

🇧🇪 Belgium 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden