Diatom vs Hourglass Dolphin

Stephanodiscus subtilis compared with Lagenorhynchus cruciger

Key Differences

• Diatom is Not Evaluated while Hourglass Dolphin is Least Concern.

Taxonomic Classification

Rank	Diatom	Hourglass Dolphin
Kingdom	Chromista (Chromista)	Animalia (Animals)
Phylum	Ochrophyta (Ochrophyta)	Chordata (Chordates)
Class	Bacillariophyceae (Bacillariophyceae)	Mammalia (Mammals)
Order	Thalassiosirales (Thalassiosirales)	Cetacea (Whales & Dolphins)
Family	Stephanodiscaceae	Delphinidae (Oceanic Dolphins)
Genus	Stephanodiscus	Lagenorhynchus
Species	Stephanodiscus subtilis	Lagenorhynchus cruciger

Conservation Status

Diatom

NE — Not Evaluated

Hourglass Dolphin

LC — Least Concern

Physical Characteristics

Attribute	Diatom	Hourglass Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Diatom

Habitat

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

Range

Distributed across Norway, Sweden, and United States.

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.