Blue Dolphin vs Nazca Booby

Stenella coeruleoalba compared with Sula granti

Key Differences

• Blue Dolphin is Least Concern while Nazca Booby is Vulnerable.

Taxonomic Classification

Rank	Blue Dolphin	Nazca Booby
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Suliformes (Suliformes)
Family	Delphinidae (Oceanic Dolphins)	Sulidae
Genus	Stenella	Sula
Species	Stenella coeruleoalba	Sula granti

Evolutionary Relationship

Blue Dolphin and Nazca Booby share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blue Dolphin

LC — Least Concern

Nazca Booby

VU — Vulnerable

Physical Characteristics

Attribute	Blue Dolphin	Nazca Booby
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blue Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela).

Nazca Booby

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, and Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Blue Dolphin

Blue Dolphin (Stenella coeruleoalba) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 3 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇳🇴 Norway