Atlantic Dolphin vs

Delphinus delphis compared with Biddulphia rhombus

Key Differences

Atlantic Dolphin is Least Concern while is Not Evaluated.

Taxonomic Classification

Rank	Atlantic Dolphin
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Chordata (Chordates)	Ochrophyta (Ochrophyta)
Class	Mammalia (Mammals)	Bacillariophyceae (Bacillariophyceae)
Order	Cetacea (Whales & Dolphins)	Biddulphiales (Biddulphiales)
Family	Delphinidae (Oceanic Dolphins)	Biddulphiaceae
Genus	Delphinus	Biddulphia
Species	Delphinus delphis	Biddulphia rhombus

Conservation Status

Atlantic Dolphin

LC — Least Concern

NE — Not Evaluated

Physical Characteristics

Attribute	Atlantic Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atlantic Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Colombia, Ecuador, Venezuela).

Habitat

Native to Asia and Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Sweden, and Taiwan.

Atlantic Dolphin

Atlantic Dolphin (Delphinus delphis) 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.

Biddulphia rhombus is a centric marine diatom with a distinctly bipolar, rhomboid to broadly lanceolate valve shape bearing prominent horn-like elevations. It inhabits coastal planktonic and benthic environments in temperate to warm seas worldwide. This photosynthetic diatom contributes to marine primary production in neritic coastal waters.