Green String Lettuce vs Sea Lettuce

Ulva linza compared with Ulva lactuca

Taxonomic Classification

Rank	Green String Lettuce	Sea Lettuce
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Chlorophyta (Chlorophyta)	Chlorophyta (Chlorophyta)
Class same	Ulvophyceae (Ulvophyceae)	Ulvophyceae (Ulvophyceae)
Order same	Ulvales (Ulvales)	Ulvales (Ulvales)
Family same	Ulvaceae	Ulvaceae
Genus same	Ulva	Ulva
Species	Ulva linza	Ulva lactuca

Evolutionary Relationship

Green String Lettuce and Sea Lettuce share a common ancestor at the Genus level: Ulva.

Conservation Status

Green String Lettuce

LC — Least Concern

Sea Lettuce

LC — Least Concern

Physical Characteristics

Attribute	Green String Lettuce	Sea Lettuce
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Green String Lettuce

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and South America (Brazil).

Sea Lettuce

Habitat

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

Range

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

Shared Countries

Both species can be found in 5 countries:

🇧🇷 Brazil 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden 🇹🇼 Taiwan