Irrawaddy dolphin vs spotted ray

Orcaella brevirostris compared with Raja montagui

Key Differences

• Irrawaddy dolphin is Endangered while spotted ray is Not Evaluated.

Taxonomic Classification

Rank	Irrawaddy dolphin	spotted 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	Orcaella	Raja
Species	Orcaella brevirostris	Raja montagui

Evolutionary Relationship

Irrawaddy dolphin and spotted ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Irrawaddy dolphin

EN — Endangered

spotted ray

NE — Not Evaluated

Physical Characteristics

Attribute	Irrawaddy dolphin	spotted ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

spotted ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.