Hooded seal vs Perth Groundling

Cystophora cristata compared with Bryotropha galbanella

Key Differences

• Hooded seal is Endangered while Perth Groundling is Least Concern.

Taxonomic Classification

Rank	Hooded seal	Perth Groundling
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)	Gelechiidae
Genus	Cystophora	Bryotropha
Species	Cystophora cristata	Bryotropha galbanella

Evolutionary Relationship

Hooded seal and Perth Groundling share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Hooded seal

EN — Endangered

Perth Groundling

LC — Least Concern

Physical Characteristics

Attribute	Hooded seal	Perth Groundling
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hooded seal

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Perth Groundling

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇳🇴 Norway