Atlantic Gray Seal vs Dey's Moon Lichen

Halichoerus grypus compared with Sticta deyana

Key Differences

• Atlantic Gray Seal is Vulnerable while Dey's Moon Lichen is Critically Endangered.

Taxonomic Classification

Rank	Atlantic Gray Seal	Dey's Moon Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Lecanoromycetes (Lecanoromycetes)
Order	Pinnipedia (Seals & Sea Lions)	Peltigerales (Peltigerales)
Family	Phocidae (True Seals)	Lobariaceae
Genus	Halichoerus	Sticta
Species	Halichoerus grypus	Sticta deyana

Conservation Status

Atlantic Gray Seal

VU — Vulnerable

Dey's Moon Lichen

CR — Critically Endangered

Physical Characteristics

Attribute	Atlantic Gray Seal	Dey's Moon Lichen
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.

Dey's Moon Lichen

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.