Blainville’s Beaked Whale vs Pacific white-sided dolphin

Mesoplodon densirostris compared with Lagenorhynchus obliquidens

Key Differences

• Blainville’s Beaked Whale is Data Deficient while Pacific white-sided dolphin is Least Concern.

Taxonomic Classification

Rank	Blainville’s Beaked Whale	Pacific white-sided 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	Lagenorhynchus
Species	Mesoplodon densirostris	Lagenorhynchus obliquidens

Evolutionary Relationship

Blainville’s Beaked Whale and Pacific white-sided dolphin share a common ancestor at the Order level: Cetacea. (Whales & Dolphins)

Conservation Status

Blainville’s Beaked Whale

DD — Data Deficient

Pacific white-sided dolphin

LC — Least Concern

Physical Characteristics

Attribute	Blainville’s Beaked Whale	Pacific white-sided dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blainville’s Beaked Whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, Portugal, Sweden, and Taiwan.

Pacific white-sided dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Blainville’s Beaked Whale

The Blainville’s Beaked Whale (Mesoplodon densirostris) is a species in the genus Mesoplodon. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.