Blue Dolphin vs Silver Gull

Stenella coeruleoalba compared with Chroicocephalus novaehollandiae

Key Differences

• Blue Dolphin is Least Concern while Silver Gull is Not Evaluated.

Taxonomic Classification

Rank	Blue Dolphin	Silver Gull
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Charadriiformes (Charadriiformes)
Family	Delphinidae (Oceanic Dolphins)	Laridae
Genus	Stenella	Chroicocephalus
Species	Stenella coeruleoalba	Chroicocephalus novaehollandiae

Evolutionary Relationship

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

Conservation Status

Blue Dolphin

LC — Least Concern

Silver Gull

NE — Not Evaluated

Physical Characteristics

Attribute	Blue Dolphin	Silver Gull
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).

Silver Gull

Habitat

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

Range

Found in Norway.

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 1 countries:

🇳🇴 Norway