Irrawaddy dolphin vs Round ray

Orcaella brevirostris compared with Irolita waitii

Key Differences

• Irrawaddy dolphin is Endangered while Round ray is Least Concern.

Taxonomic Classification

Rank	Irrawaddy dolphin	Round 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)	Arhynchobatidae
Genus	Orcaella	Irolita
Species	Orcaella brevirostris	Irolita waitii

Evolutionary Relationship

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

Conservation Status

Irrawaddy dolphin

EN — Endangered

Round ray

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Round ray