Oak Mildew vs Red-billed Duck

Erysiphe alphitoides compared with Anas erythrorhyncha

Key Differences

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

Taxonomic Classification

Rank	Oak Mildew	Red-billed Duck
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Leotiomycetes (Leotiomycetes)	Aves (Birds)
Order	Helotiales (Helotiales)	Anseriformes (Anseriformes)
Family	Erysiphaceae	Anatidae
Genus	Erysiphe	Anas
Species	Erysiphe alphitoides	Anas erythrorhyncha

Conservation Status

Oak Mildew

NE — Not Evaluated

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Oak Mildew	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Oak Mildew

Habitat

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

Range

Found across Europe (6 countries) and North America (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 2 countries:

🇧🇪 Belgium 🇳🇴 Norway