Green Sea Turtle vs Sargassum Seaweed

Chelonia mydas compared with Sargassum fluitans

Key Differences

• Green Sea Turtle is Endangered while Sargassum Seaweed is Not Evaluated.

Taxonomic Classification

Rank	Green Sea Turtle	Sargassum Seaweed
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Chordata (Chordates)	Ochrophyta (Ochrophyta)
Class	Reptilia (Reptiles)	Phaeophyceae (Phaeophyceae)
Order	Testudines (Turtles & Tortoises)	Fucales (Fucales)
Family	Cheloniidae (Sea Turtles)	Sargassaceae
Genus	Chelonia (Green Sea Turtles)	Sargassum
Species	Chelonia mydas	Sargassum fluitans

Conservation Status

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Sargassum Seaweed

NE — Not Evaluated

Physical Characteristics

Attribute	Green Sea Turtle	Sargassum Seaweed
Diet	Herbivore	—
Average Lifespan	80 years	—
Average Length	1.2 m	—
Average Weight	200.0 kg	—

Habitat & Geographic Range

Green Sea Turtle

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 8 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Australia, Brazil, Costa Rica, Indonesia, and Mexico. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Sargassum Seaweed

Habitat

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

Range

Widely distributed across Africa (Sao Tome and Principe), Asia (Iran), and North America (4 countries).

Green Sea Turtle

The green sea turtle is one of the largest sea turtles. They are named for the green color of their cartilage and fat, not their shells.