Black-Necked Grebe vs Foca Pia

Podiceps nigricollis compared with Pagophilus groenlandicus

Key Differences

• Black-Necked Grebe is Endangered while Foca Pia is Not Evaluated.

Taxonomic Classification

Rank	Black-Necked Grebe	Foca Pia
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Podicipediformes (Podicipediformes)	Pinnipedia (Seals & Sea Lions)
Family	Podicipedidae	Phocidae (True Seals)
Genus	Podiceps	Pagophilus
Species	Podiceps nigricollis	Pagophilus groenlandicus

Evolutionary Relationship

Black-Necked Grebe and Foca Pia share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black-Necked Grebe

EN — Endangered

Foca Pia

NE — Not Evaluated

Physical Characteristics

Attribute	Black-Necked Grebe	Foca Pia
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-Necked Grebe

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 8 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (5 countries) and North America (United States). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Foca Pia

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Denmark, Norway, Portugal, and Sweden.

Black-Necked Grebe

Black-Necked Grebe (Podiceps nigricollis) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden