Bottom skate vs Schwertwal

Bathyraja bergi compared with Orcinus orca

Key Differences

• Bottom skate is Least Concern while Schwertwal is Data Deficient.

Taxonomic Classification

Rank	Bottom skate	Schwertwal
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class	Elasmobranchii	Mammalia (Säugetiere)
Order	Rajiformes (Rajiformes)	Cetacea (Whales & Dolphins)
Family	Arhynchobatidae	Delphinidae (Oceanic Dolphins)
Genus	Bathyraja	Orcinus (Orcas)
Species	Bathyraja bergi	Orcinus orca

Evolutionary Relationship

Bottom skate and Schwertwal share a common ancestor at the Phylum level: Chordata. (Chordatiere)

Conservation Status

Bottom skate

LC — Least Concern

Schwertwal

DD — Data Deficient

Population: ~50.0K

Trend: Unknown ?

Physical Characteristics

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

Habitat & Geographic Range

Bottom skate

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).

Bottom skate

The Bottom Skate (Bathyraja bergi) is a species in the genus Bathyraja. It is currently classified as Least Concern on the IUCN Red List.

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.