Blue Dolphin vs

Stenella coeruleoalba compared with Prorocentrum redfieldii

Key Differences

• Blue Dolphin is Least Concern while is Not Evaluated.

Taxonomic Classification

Rank	Blue Dolphin
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Chordata (Chordates)	Myzozoa (Myzozoa)
Class	Mammalia (Mammals)	Dinophyceae (Dinophyceae)
Order	Cetacea (Whales & Dolphins)	Prorocentrales (Prorocentrales)
Family	Delphinidae (Oceanic Dolphins)	Prorocentraceae
Genus	Stenella	Prorocentrum
Species	Stenella coeruleoalba	Prorocentrum redfieldii

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.

Prorocentrum redfieldii is a dinoflagellate in the family Prorocentraceae, characterized by its flattened, oval cell body with two large thecal plates. It is a photosynthetic protist found in marine and estuarine waters, contributing to coastal phytoplankton communities. Named in honor of oceanographer Alfred Redfield, it may form dense blooms under eutrophic conditions.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden