Atlantic Electric Ray vs common bottlenose dolphin

Tetronarce nobiliana compared with Tursiops truncatus

Key Differences

• Atlantic Electric Ray is Not Evaluated while common bottlenose dolphin is Least Concern.

Taxonomic Classification

Rank	Atlantic Electric Ray	common bottlenose dolphin
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Elasmobranchii	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Torpediniformes (ปลากระเบนไฟฟ้า)	Cetacea (Whales & Dolphins)
Family	Torpedinidae	Delphinidae (Oceanic Dolphins)
Genus	Tetronarce	Tursiops (Bottlenose Dolphins)
Species	Tetronarce nobiliana	Tursiops truncatus

Evolutionary Relationship

Atlantic Electric Ray and common bottlenose dolphin share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Atlantic Electric Ray

NE — Not Evaluated

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

Attribute	Atlantic Electric Ray	common bottlenose dolphin
Diet	—	Carnivore
Average Lifespan	—	45 years
Average Length	—	3.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

Atlantic Electric Ray

Habitat

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

Range

Distributed across Denmark, Norway, and Venezuela.

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).

Atlantic Electric Ray

The Atlantic Electric Ray (Tetronarce nobiliana) is a species in the genus Tetronarce. Native to Europe and South America, inhabiting ecosystems characteristic of the region.

common bottlenose dolphin

The most studied and recognized dolphin species, bottlenose dolphins inhabit warm and temperate oceans worldwide, from coastal shallows to the open sea. Highly intelligent with large brains relative to body size, they demonstrate self-recognition, complex communication, and social learning. They live in fluid fission-fusion societies and cooperate to herd fish. A keystone indicator species for marine ecosystem health.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇻🇪 Venezuela