Barrow's Goldeneye vs Bridge Roller

Bucephala islandica compared with Ancylis uncella

Key Differences

• Barrow's Goldeneye is Not Evaluated while Bridge Roller is Least Concern.

Taxonomic Classification

Rank	Barrow's Goldeneye	Bridge Roller
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Aves (Birds)	Insecta (Insects)
Order	Anseriformes (Anseriformes)	Lepidoptera (Butterflies & Moths)
Family	Anatidae	Tortricidae
Genus	Bucephala	Ancylis
Species	Bucephala islandica	Ancylis uncella

Evolutionary Relationship

Barrow's Goldeneye and Bridge Roller share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Barrow's Goldeneye

NE — Not Evaluated

Bridge Roller

LC — Least Concern

Physical Characteristics

Attribute	Barrow's Goldeneye	Bridge Roller
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Barrow's Goldeneye

Habitat

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

Range

Found across Europe (8 countries) and North America (United States).

Bridge Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Barrow's Goldeneye

Barrow's Goldeneye (Bucephala islandica) is classified as Not Evaluated (NE) on the IUCN Red List. Not yet evaluated against IUCN Red List criteria. Conservation status remains to be determined.

Bridge Roller

The Bridge Roller (Ancylis uncella) is a species in the genus Ancylis. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇳🇴 Norway 🇸🇪 Sweden