Hector’s Beaked Whale vs Ray

Mesoplodon hectori compared with Atlantoraja castelnaui

Key Differences

• Hector’s Beaked Whale is Data Deficient while Ray is Critically Endangered.

Taxonomic Classification

Rank	Hector’s Beaked Whale	Ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Rajiformes (Rajiformes)
Family	Hyperoodontidae	Arhynchobatidae
Genus	Mesoplodon	Atlantoraja
Species	Mesoplodon hectori	Atlantoraja castelnaui

Evolutionary Relationship

Hector’s Beaked Whale and Ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Hector’s Beaked Whale

DD — Data Deficient

Ray

CR — Critically Endangered

Physical Characteristics

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

Habitat & Geographic Range

Hector’s Beaked Whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Ray