American Clawed Lobster vs Green Sea Turtle

Homarus americanus compared with Chelonia mydas

Key Differences

• American Clawed Lobster is Not Evaluated while Green Sea Turtle is Endangered.

Taxonomic Classification

Rank	American Clawed Lobster	Green Sea Turtle
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Arthropoda (节肢动物门)	Chordata (脊索动物门)
Class	Malacostraca (软甲纲)	Reptilia (爬行纲)
Order	Decapoda (十足目)	Testudines (龟鳖目)
Family	Nephropidae	Cheloniidae (Sea Turtles)
Genus	Homarus	Chelonia (Green Sea Turtles)
Species	Homarus americanus	Chelonia mydas

Evolutionary Relationship

American Clawed Lobster and Green Sea Turtle share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

American Clawed Lobster

NE — Not Evaluated

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	American Clawed Lobster	Green Sea Turtle
Diet	—	Herbivore
Average Lifespan	—	80 years
Average Length	—	1.2 m
Average Weight	—	200.0 kg

Habitat & Geographic Range

American Clawed Lobster

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Widely distributed across Europe (8 countries), North America (Canada, United States), and South America (Colombia).

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.

American Clawed Lobster

美洲龙虾（Homarus americanus）尚未被IUCN红色名录正式评估，是世界上最具商业价值的海洋甲壳类之一，广泛分布于北美大西洋沿岸的岩石底质海域。该物种以两只不对称的大螯肢为显著特征，一只用于夹碎，另一只用于切割食物。美洲龙虾寿命可超过50年，个体重量记录最高达20千克以上。

Green Sea Turtle

绿海龟是最大的海龟之一。其名称源于软骨和脂肪的绿色，而非龟壳的颜色。