Lesser Cachalot vs roker

Kogia breviceps compared with Raja clavata

Key Differences

• Lesser Cachalot is Data Deficient while roker is Near Threatened.

Taxonomic Classification

Rank	Lesser Cachalot	roker
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Rajiformes (Rajiformes)
Family	Kogiidae	Rajidae
Genus	Kogia	Raja
Species	Kogia breviceps	Raja clavata

Evolutionary Relationship

Lesser Cachalot and roker share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesser Cachalot

DD — Data Deficient

roker

NT — Near Threatened

Physical Characteristics

Attribute	Lesser Cachalot	roker
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lesser Cachalot

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, Portugal, Sweden, and Taiwan.

roker

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, Portugal, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Shared Countries

Both species can be found in 2 countries:

🇵🇹 Portugal 🇸🇪 Sweden