Blue Dolphin vs

Stenella coeruleoalba compared with Gomphonema utae

Key Differences

• Blue Dolphin is Least Concern while is Not Evaluated.

Taxonomic Classification

Rank	Blue Dolphin
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Chordata (Chordates)	Ochrophyta (Ochrophyta)
Class	Mammalia (Mammals)	Bacillariophyceae (Bacillariophyceae)
Order	Cetacea (Whales & Dolphins)	Cymbellales (Cymbellales)
Family	Delphinidae (Oceanic Dolphins)	Gomphonemataceae
Genus	Stenella	Gomphonema
Species	Stenella coeruleoalba	Gomphonema utae

Conservation Status

Blue Dolphin

LC — Least Concern

NE — Not Evaluated

Physical Characteristics

Attribute	Blue Dolphin
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).

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden.

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.

Gomphonema utae is a freshwater pennate diatom in the family Gomphonemataceae with a characteristic asymmetric, clavate frustule that tapers toward the foot-pole where it attaches via a mucilage pad or stalk. It is found in epilithic and epiphytic communities in streams and lakes across temperate regions. The species contributes to biofilm formation and serves as a bioindicator of water quality.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden