Diatom vs Schwertwal

Stephanodiscus binderanus compared with Orcinus orca

Key Differences

• Diatom is Not Evaluated while Schwertwal is Data Deficient.

Taxonomic Classification

Rank	Diatom	Schwertwal
Kingdom	Chromista (Chromista)	Animalia (Tier)
Phylum	Ochrophyta (Ochrophyta)	Chordata (Chordatiere)
Class	Bacillariophyceae (Bacillariophyceae)	Mammalia (Säugetiere)
Order	Thalassiosirales (Thalassiosirales)	Cetacea (Whales & Dolphins)
Family	Stephanodiscaceae	Delphinidae (Oceanic Dolphins)
Genus	Stephanodiscus	Orcinus (Orcas)
Species	Stephanodiscus binderanus	Orcinus orca

Conservation Status

Diatom

NE — Not Evaluated

Schwertwal

DD — Data Deficient

Population: ~50.0K

Trend: Unknown ?

Physical Characteristics

Attribute	Diatom	Schwertwal
Diet	—	Carnivore
Average Lifespan	—	50 years
Average Length	—	8.0 m
Average Weight	—	5.4 t

Habitat & Geographic Range

Diatom

Habitat

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

Range

Distributed across Denmark, Norway, Sweden, and United States.

Schwertwal

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 11 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and South America (Colombia, Ecuador, Venezuela).

Schwertwal

The largest member of the dolphin family, orcas reach up to 9 meters and 6 tonnes and are found in every ocean from Arctic to Antarctic. Apex predators living in matrilineal pods with distinct dialects, hunting strategies, and cultural traditions that differ between populations. Some populations specialize in fish, others in marine mammals. No natural predators; orcas sit at the top of every marine food chain they inhabit.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden