Atlantic Spotted Dolphin vs undulate ray

Stenella frontalis compared with Raja undulata

Key Differences

• Atlantic Spotted Dolphin is Data Deficient while undulate ray is Endangered.

Taxonomic Classification

Rank	Atlantic Spotted Dolphin	undulate ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Rajiformes (Rajiformes)
Family	Delphinidae (Oceanic Dolphins)	Rajidae
Genus	Stenella	Raja
Species	Stenella frontalis	Raja undulata

Evolutionary Relationship

Atlantic Spotted Dolphin and undulate ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Atlantic Spotted Dolphin

DD — Data Deficient

undulate ray

EN — Endangered

Physical Characteristics

Attribute	Atlantic Spotted Dolphin	undulate ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atlantic Spotted Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Norway, Portugal, and Venezuela.

undulate ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Belgium. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Atlantic Spotted Dolphin

The Atlantic Spotted Dolphin (Stenella frontalis) is a species in the genus Stenella. Its conservation status is listed as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.