Pacific Loon vs Red-billed Duck

Gavia pacifica compared with Anas erythrorhyncha

Key Differences

• Pacific Loon is Not Evaluated while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Pacific Loon	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Gaviiformes (Gaviiformes)	Anseriformes (Anseriformes)
Family	Gaviidae	Anatidae
Genus	Gavia	Anas
Species	Gavia pacifica	Anas erythrorhyncha

Evolutionary Relationship

Pacific Loon and Red-billed Duck share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Pacific Loon

NE — Not Evaluated

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Pacific Loon	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Pacific Loon

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Denmark, Norway, Sweden, and United States.

Red-billed Duck

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (6 countries) and South America (Ecuador).

Red-billed Duck

Red-billed Duck (Anas erythrorhyncha) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway