Red-billed Duck vs Sargasso Weed

Anas erythrorhyncha compared with Sargassum natans

Key Differences

• Red-billed Duck is Least Concern while Sargasso Weed is Not Evaluated.

Taxonomic Classification

Rank	Red-billed Duck	Sargasso Weed
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Chordata (Chordates)	Ochrophyta (Ochrophyta)
Class	Aves (Birds)	Phaeophyceae (Phaeophyceae)
Order	Anseriformes (Anseriformes)	Fucales (Fucales)
Family	Anatidae	Sargassaceae
Genus	Anas	Sargassum
Species	Anas erythrorhyncha	Sargassum natans

Conservation Status

Red-billed Duck

LC — Least Concern

Sargasso Weed

NE — Not Evaluated

Physical Characteristics

Attribute	Red-billed Duck	Sargasso Weed
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Red-billed Duck

Habitat

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

Range

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

Sargasso Weed

Habitat

Native to Africa and Europe and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Brazil, Norway, and Sao Tome and Principe.

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