Arrowhead dogfish vs Neotropical otter

Deania profundorum compared with Lontra longicaudis

Key Differences

• Arrowhead dogfish is Near Threatened while Neotropical otter is Data Deficient.

Taxonomic Classification

Rank	Arrowhead dogfish	Neotropical otter
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Carnivora (Carnivorans)
Family	Centrophoridae	Mustelidae (Weasels & Otters)
Genus	Deania	Lontra
Species	Deania profundorum	Lontra longicaudis

Evolutionary Relationship

Arrowhead dogfish and Neotropical otter share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Arrowhead dogfish

NT — Near Threatened

Neotropical otter

DD — Data Deficient

Physical Characteristics

Attribute	Arrowhead dogfish	Neotropical otter
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arrowhead dogfish

Habitat

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

Range

Distributed across Portugal and Taiwan. 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.

Arrowhead dogfish

The Arrowhead dogfish, Deania profundorum, is a species. It is currently assessed as near threatened on the IUCN Red List. Native to Asia and Europe, inhabiting ecosystems characteristic of the region.