Hector’s Beaked Whale vs Irrawaddy dolphin

Mesoplodon hectori compared with Orcaella brevirostris

Key Differences

• Hector’s Beaked Whale is Data Deficient while Irrawaddy dolphin is Endangered.

Taxonomic Classification

Rank	Hector’s Beaked Whale	Irrawaddy dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Cetacea (Whales & Dolphins)	Cetacea (Whales & Dolphins)
Family	Hyperoodontidae	Delphinidae (Oceanic Dolphins)
Genus	Mesoplodon	Orcaella
Species	Mesoplodon hectori	Orcaella brevirostris

Evolutionary Relationship

Hector’s Beaked Whale and Irrawaddy dolphin share a common ancestor at the Order level: Cetacea. (Whales & Dolphins)

Conservation Status

Hector’s Beaked Whale

DD — Data Deficient

Irrawaddy dolphin

EN — Endangered

Physical Characteristics

Attribute	Hector’s Beaked Whale	Irrawaddy dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hector’s Beaked Whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.