Oval Spike-Rush vs Red-billed Duck

Eleocharis ovata compared with Anas erythrorhyncha

Key Differences

• Oval Spike-Rush is Near Threatened while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Oval Spike-Rush	Red-billed Duck
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Aves (Birds)
Order	Poales (Grasses)	Anseriformes (Anseriformes)
Family	Cyperaceae	Anatidae
Genus	Eleocharis	Anas
Species	Eleocharis ovata	Anas erythrorhyncha

Conservation Status

Oval Spike-Rush

NT — Near Threatened

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Oval Spike-Rush	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Oval Spike-Rush

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Distributed across Belgium, Canada, and United States. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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:

🇧🇪 Belgium