arrow-finned squid vs Indo-Pacific Bottlenose Dolphin

Illex oxygonius compared with Tursiops aduncus

Key Differences

• arrow-finned squid is Least Concern while Indo-Pacific Bottlenose Dolphin is Near Threatened.

Taxonomic Classification

Rank	arrow-finned squid	Indo-Pacific Bottlenose Dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Cephalopoda (Cephalopods)	Mammalia (Mammals)
Order	Oegopsida (Oegopsida)	Cetacea (Whales & Dolphins)
Family	Ommastrephidae	Delphinidae (Oceanic Dolphins)
Genus	Illex	Tursiops (Bottlenose Dolphins)
Species	Illex oxygonius	Tursiops aduncus

Evolutionary Relationship

arrow-finned squid and Indo-Pacific Bottlenose Dolphin share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

arrow-finned squid

LC — Least Concern

Indo-Pacific Bottlenose Dolphin

NT — Near Threatened

Physical Characteristics

Attribute	arrow-finned squid	Indo-Pacific Bottlenose Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

arrow-finned squid

Indo-Pacific Bottlenose Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

arrow-finned squid

The Arrow-finned squid, Illex oxygonius, is a species. It is currently assessed as least concern on the IUCN Red List.