Atlantic Gray Seal vs Perforated Ruffle Lichen

Halichoerus grypus compared with Parmotrema perforatum

Key Differences

• Atlantic Gray Seal is Vulnerable while Perforated Ruffle Lichen is Least Concern.

Taxonomic Classification

Rank	Atlantic Gray Seal	Perforated Ruffle Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Lecanoromycetes (Lecanoromycetes)
Order	Pinnipedia (Seals & Sea Lions)	Lecanorales (Lecanorales)
Family	Phocidae (True Seals)	Parmeliaceae
Genus	Halichoerus	Parmotrema
Species	Halichoerus grypus	Parmotrema perforatum

Conservation Status

Atlantic Gray Seal

VU — Vulnerable

Perforated Ruffle Lichen

LC — Least Concern

Physical Characteristics

Attribute	Atlantic Gray Seal	Perforated Ruffle 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.

Perforated Ruffle Lichen

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway, Portugal, and 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 2 countries:

🇳🇴 Norway 🇵🇹 Portugal