Blue Dolphin vs

Stenella coeruleoalba compared with Dolichospermum danicum

Key Differences

• Blue Dolphin is Least Concern while is Not Evaluated.

Taxonomic Classification

Rank	Blue Dolphin
Kingdom	Animalia (Animals)	Bacteria (Bacteria)
Phylum	Chordata (Chordates)	Cyanobacteria (Cyanobacteria)
Class	Mammalia (Mammals)	Cyanobacteriia
Order	Cetacea (Whales & Dolphins)	Cyanobacteriales
Family	Delphinidae (Oceanic Dolphins)	Nostocaceae
Genus	Stenella	Dolichospermum
Species	Stenella coeruleoalba	Dolichospermum danicum

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 Denmark, 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.

Dolichospermum danicum is a planktonic, filamentous cyanobacterium in the family Aphanizomenonaceae, first described from Danish freshwater habitats. It produces heterocysts for nitrogen fixation and is capable of forming buoyant surface blooms in eutrophic lakes. Its conservation status is not evaluated.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden