Atlantic Smooth Dogfish vs Neotropical otter

Mustelus canis compared with Lontra longicaudis

Key Differences

• Atlantic Smooth Dogfish is Near Threatened while Neotropical otter is Data Deficient.

Taxonomic Classification

Rank	Atlantic Smooth Dogfish	Neotropical otter
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (Mammals)
Order	Carcharhiniformes (Ground Sharks)	Carnivora (Carnivorans)
Family	Triakidae	Mustelidae (Weasels & Otters)
Genus	Mustelus	Lontra
Species	Mustelus canis	Lontra longicaudis

Evolutionary Relationship

Atlantic Smooth Dogfish and Neotropical otter share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Atlantic Smooth Dogfish

NT — Near Threatened

Neotropical otter

DD — Data Deficient

Physical Characteristics

Attribute	Atlantic Smooth Dogfish	Neotropical otter
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atlantic Smooth Dogfish

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

Found in Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Neotropical otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Atlantic Smooth Dogfish

The Atlantic Smooth Dogfish (Mustelus canis) is a species in the genus Mustelus. It is currently classified as Near Threatened on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

Shared Countries

Both species can be found in 1 countries:

🇻🇪 Venezuela