Chinese stingray vs common bottlenose dolphin

Hemitrygon sinensis compared with Tursiops truncatus

Key Differences

• Chinese stingray is Endangered while common bottlenose dolphin is Least Concern.

Taxonomic Classification

Rank	Chinese stingray	common bottlenose dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Elasmobranchii	Mammalia (mamíferos)
Order	Myliobatiformes (Myliobatiformes)	Cetacea (Whales & Dolphins)
Family	Dasyatidae	Delphinidae (Oceanic Dolphins)
Genus	Hemitrygon	Tursiops (Bottlenose Dolphins)
Species	Hemitrygon sinensis	Tursiops truncatus

Evolutionary Relationship

Chinese stingray and common bottlenose dolphin share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Chinese stingray

EN — Endangered

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

Attribute	Chinese stingray	common bottlenose dolphin
Diet	—	Carnivore
Average Lifespan	—	45 years
Average Length	—	3.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

Chinese stingray

common bottlenose dolphin

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 12 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Colombia, Ecuador, Venezuela).

Chinese stingray

The Chinese Stingray (Hemitrygon sinensis) is a species in the genus Hemitrygon. It is currently classified as Endangered on the IUCN Red List.

common bottlenose dolphin

A espécie de golfinho mais estudada e reconhecida, os roazes habitam oceanos quentes e temperados de todo o mundo, desde águas costeiras rasas até ao mar aberto. Altamente inteligentes com grandes cérebros em relação ao tamanho corporal, demonstram auto-reconhecimento, comunicação complexa e aprendizagem social. Vivem em sociedades fluidas de fissão-fusão e cooperam para arrebanhar peixes. Uma espécie indicadora chave da saúde dos ecossistemas marinhos.