Thread Weed vs Yellow-billed Pintail

Ulva compressa compared with Anas georgica

Key Differences

• Thread Weed is Least Concern while Yellow-billed Pintail is Endangered.

Taxonomic Classification

Rank	Thread Weed	Yellow-billed Pintail
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Chlorophyta (Chlorophyta)	Chordata (Chordates)
Class	Ulvophyceae (Ulvophyceae)	Aves (Birds)
Order	Ulvales (Ulvales)	Anseriformes (Anseriformes)
Family	Ulvaceae	Anatidae
Genus	Ulva	Anas
Species	Ulva compressa	Anas georgica

Conservation Status

Thread Weed

LC — Least Concern

Yellow-billed Pintail

EN — Endangered

Physical Characteristics

Attribute	Thread Weed	Yellow-billed Pintail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Thread Weed

Habitat

Native to Asia and Europe and Oceania, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), Oceania and the Pacific (New Zealand), and South America (Brazil).

Yellow-billed Pintail

Habitat

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

Range

Found across Europe (6 countries) and South America (Colombia, Ecuador). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Yellow-billed Pintail

Yellow-billed Pintail (Anas georgica) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway