Common Seal vs Rose Stem Girdler

Phoca vitulina compared with Agrilus cuprescens

Key Differences

• Common Seal is Near Threatened while Rose Stem Girdler is Vulnerable.

Taxonomic Classification

Rank	Common Seal	Rose Stem Girdler
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Pinnipedia (Seals & Sea Lions)	Coleoptera (Beetles)
Family	Phocidae (True Seals)	Buprestidae
Genus	Phoca (Harbor Seals)	Agrilus
Species	Phoca vitulina	Agrilus cuprescens

Evolutionary Relationship

Common Seal and Rose Stem Girdler share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Common Seal

NT — Near Threatened

Population: ~500.0K

Trend: Stable →

Rose Stem Girdler

VU — Vulnerable

Physical Characteristics

Attribute	Common Seal	Rose Stem Girdler
Diet	Carnivore	—
Average Lifespan	30 years	—
Average Length	1.7 m	—
Average Weight	80.0 kg	—

Habitat & Geographic Range

Common Seal

Habitat

Typically found in diverse ecosystems where prey species are available.

Range

Found across Europe (7 countries) and North America (United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Rose Stem Girdler

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Norway, Sweden, Switzerland, and United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Common Seal

The most widely distributed pinniped, harbor seals inhabit temperate and subarctic coastal waters of both the North Atlantic and North Pacific. Adults reach up to 130 kg and spend roughly equal time at sea hunting fish, squid, and crustaceans and hauling out on beaches or rocks to rest. Their large, expressive eyes are adapted for underwater vision in low light. Harbor seals are a critical food source for orcas, sharks, and polar bears.

Shared Countries

Both species can be found in 3 countries:

🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States