Dunkler Zitterrochen vs Grosse Tümmler, Grosstümmler

Tetronarce nobiliana compared with Tursiops truncatus

Key Differences

• Dunkler Zitterrochen is Not Evaluated while Grosse Tümmler, Grosstümmler is Least Concern.

Taxonomic Classification

Rank	Dunkler Zitterrochen	Grosse Tümmler, Grosstümmler
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class	Elasmobranchii	Mammalia (Säugetiere)
Order	Torpediniformes (Zitterrochenartige)	Cetacea (Whales & Dolphins)
Family	Torpedinidae	Delphinidae (Oceanic Dolphins)
Genus	Tetronarce	Tursiops (Bottlenose Dolphins)
Species	Tetronarce nobiliana	Tursiops truncatus

Evolutionary Relationship

Dunkler Zitterrochen and Grosse Tümmler, Grosstümmler share a common ancestor at the Phylum level: Chordata. (Chordatiere)

Conservation Status

Dunkler Zitterrochen

NE — Not Evaluated

Grosse Tümmler, Grosstümmler

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

Attribute	Dunkler Zitterrochen	Grosse Tümmler, Grosstümmler
Diet	—	Carnivore
Average Lifespan	—	45 years
Average Length	—	3.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

Dunkler Zitterrochen

Habitat

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

Range

Distributed across Denmark, Norway, and Venezuela.

Grosse Tümmler, Grosstümmler

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).

Dunkler Zitterrochen

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.

Grosse Tümmler, Grosstümmler

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