Curved Sedge vs Red-billed Duck

Carex maritima compared with Anas erythrorhyncha

Key Differences

• Curved Sedge is Vulnerable while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Curved Sedge	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	Carex	Anas
Species	Carex maritima	Anas erythrorhyncha

Conservation Status

Curved Sedge

VU — Vulnerable

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Curved Sedge	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Curved Sedge

Habitat

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

Range

Distributed across Canada, Denmark, Iceland, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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