Flexuous Gutweed vs Thread Weed

Ulva flexuosa compared with Ulva compressa

Taxonomic Classification

Rank	Flexuous Gutweed	Thread Weed
Kingdom same	Plantae (植物)	Plantae (植物)
Phylum same	Chlorophyta (緑藻植物門)	Chlorophyta (緑藻植物門)
Class same	Ulvophyceae (アオサ藻綱)	Ulvophyceae (アオサ藻綱)
Order same	Ulvales (アオサ目)	Ulvales (アオサ目)
Family same	Ulvaceae	Ulvaceae
Genus same	Ulva	Ulva
Species	Ulva flexuosa	Ulva compressa

Evolutionary Relationship

Flexuous Gutweed and Thread Weed share a common ancestor at the Genus level: Ulva.

Conservation Status

Flexuous Gutweed

LC — Least Concern

Thread Weed

LC — Least Concern

Physical Characteristics

Attribute	Flexuous Gutweed	Thread Weed
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Flexuous Gutweed

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).

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).

Shared Countries

Both species can be found in 6 countries:

🇧🇷 Brazil 🇩🇰 Denmark 🇳🇿 New Zealand 🇳🇴 Norway 🇸🇪 Sweden 🇹🇼 Taiwan