American bird mite vs Common Seal

Dermanyssus americanus compared with Phoca vitulina

Key Differences

• American bird mite is Not Evaluated while Common Seal is Near Threatened.

Taxonomic Classification

Rank	American bird mite	Common Seal
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Arachnida (Arachnids)	Mammalia (Mammals)
Order	Mesostigmata (Mesostigmata)	Pinnipedia (Seals & Sea Lions)
Family	Dermanyssidae	Phocidae (True Seals)
Genus	Dermanyssus	Phoca (Harbor Seals)
Species	Dermanyssus americanus	Phoca vitulina

Evolutionary Relationship

American bird mite and Common Seal share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

American bird mite

NE — Not Evaluated

Common Seal

NT — Near Threatened

Population: ~500.0K

Trend: Stable →

Physical Characteristics

Attribute	American bird mite	Common Seal
Diet	—	Carnivore
Average Lifespan	—	30 years
Average Length	—	1.7 m
Average Weight	—	80.0 kg

Habitat & Geographic Range

American bird mite

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Distributed across Norway and Sweden.

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.

American bird mite

The American bird mite (Dermanyssus americanus) is a species in the genus Dermanyssus. Typically found in terrestrial habitats from forests to deserts.

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 2 countries:

🇳🇴 Norway 🇸🇪 Sweden