Fraser's dolphin vs undulate ray

Lagenodelphis hosei compared with Raja undulata

Key Differences

• Fraser's dolphin is Least Concern while undulate ray is Endangered.

Taxonomic Classification

Rank	Fraser's 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	Lagenodelphis	Raja
Species	Lagenodelphis hosei	Raja undulata

Evolutionary Relationship

Fraser's dolphin and undulate ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Fraser's dolphin

LC — Least Concern

undulate ray

EN — Endangered

Physical Characteristics

Attribute	Fraser's dolphin	undulate ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fraser's dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (Norway, Portugal), and South America (Colombia, Ecuador, 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.