Commerson s Dolphin vs Krabane hang-nahm

Cephalorhynchus commersonii compared with Brevitrygon walga

Key Differences

• Commerson s Dolphin is Least Concern while Krabane hang-nahm is Near Threatened.

Taxonomic Classification

Rank	Commerson s Dolphin	Krabane hang-nahm
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Myliobatiformes (อันดับปลากระเบน)
Family	Delphinidae (Oceanic Dolphins)	Dasyatidae
Genus	Cephalorhynchus	Brevitrygon
Species	Cephalorhynchus commersonii	Brevitrygon walga

Evolutionary Relationship

Commerson s Dolphin and Krabane hang-nahm share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Commerson s Dolphin

LC — Least Concern

Krabane hang-nahm

NT — Near Threatened

Physical Characteristics

Attribute	Commerson s Dolphin	Krabane hang-nahm
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Commerson s Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Krabane hang-nahm

Commerson s Dolphin

<em>Cephalorhynchus commersonii</em>, commonly known as Commerson's Dolphin, is a small cetacean in the family Delphinidae. This species is classified as Least Concern on the IUCN Red List and is notable for its striking black-and-white coloration, which makes it one of the most visually distinctive dolphin species. Commerson's Dolphins typically inhabit coastal and nearshore marine environments of the Southern Hemisphere, particularly around the Falkland Islands, the southern tip of South America, and a geographically isolated population near the Kerguelen Islands in the Indian Ocean. These dolphins are highly social animals, often observed in small groups engaging in acrobatic behaviors near the surface. They typically feed on fish, squid, and crustaceans, often hunting cooperatively in shallow waters and kelp beds. Their average lifespan is approximately 18 years, and they are known for their fast, energetic swimming. Commerson's Dolphins are sometimes caught as bycatch in fishing nets, posing a localized conservation concern despite their overall Least Concern status.