Diatom vs Red-billed Duck

Stephanodiscus subtilis compared with Anas erythrorhyncha

Key Differences

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

Taxonomic Classification

Rank	Diatom	Red-billed Duck
Kingdom	Chromista (Chromista)	Animalia (Animals)
Phylum	Ochrophyta (Ochrophyta)	Chordata (Chordates)
Class	Bacillariophyceae (Bacillariophyceae)	Aves (Birds)
Order	Thalassiosirales (Thalassiosirales)	Anseriformes (Anseriformes)
Family	Stephanodiscaceae	Anatidae
Genus	Stephanodiscus	Anas
Species	Stephanodiscus subtilis	Anas erythrorhyncha

Conservation Status

Diatom

NE — Not Evaluated

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Diatom	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Diatom

Habitat

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

Range

Distributed across 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