Green Sea Turtle vs Siamweed

Chelonia mydas compared with Chromolaena odorata

Key Differences

• Green Sea Turtle is Endangered while Siamweed is Least Concern.

Taxonomic Classification

Rank	Green Sea Turtle	Siamweed
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Reptilia (Reptiles)	Magnoliopsida (Dicots)
Order	Testudines (Turtles & Tortoises)	Asterales (Daisies & Sunflowers)
Family	Cheloniidae (Sea Turtles)	Asteraceae (Daisy Family)
Genus	Chelonia (Green Sea Turtles)	Chromolaena
Species	Chelonia mydas	Chromolaena odorata

Conservation Status

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Siamweed

LC — Least Concern

Physical Characteristics

Attribute	Green Sea Turtle	Siamweed
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.

Siamweed

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical coniferous forests, among 5 distinct biome types spanning the Afrotropic and Indomalayan realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (27 countries), Asia (17 countries), Europe (6 countries), North America (5 countries), Oceania and the Pacific (5 countries), and South America (Brazil, Colombia, Guyana).

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.

Shared Countries

Both species can be found in 3 countries:

🇦🇺 Australia 🇧🇷 Brazil 🇮🇩 Indonesia