Bonnet hammerhead vs Chalarm Hua-kong

Sphyrna tiburo compared with Sphyrna lewini

Key Differences

• Bonnet hammerhead is Endangered while Chalarm Hua-kong is Critically Endangered.

Taxonomic Classification

Rank	Bonnet hammerhead	Chalarm Hua-kong
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Chondrichthyes (ปลากระดูกอ่อน)	Chondrichthyes (ปลากระดูกอ่อน)
Order same	Carcharhiniformes (อันดับปลาฉลามครีบดำ)	Carcharhiniformes (อันดับปลาฉลามครีบดำ)
Family same	Sphyrnidae (Hammerhead Sharks)	Sphyrnidae (Hammerhead Sharks)
Genus same	Sphyrna (Hammerhead Sharks)	Sphyrna (Hammerhead Sharks)
Species	Sphyrna tiburo	Sphyrna lewini

Evolutionary Relationship

Bonnet hammerhead and Chalarm Hua-kong share a common ancestor at the Genus level: Sphyrna. (Hammerhead Sharks)

Conservation Status

Bonnet hammerhead

EN — Endangered

Chalarm Hua-kong

CR — Critically Endangered

Physical Characteristics

Attribute	Bonnet hammerhead	Chalarm Hua-kong
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bonnet hammerhead

Habitat

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

Chalarm Hua-kong

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and temperate broadleaf and mixed forests, among 9 distinct biome types spanning the Indomalayan and Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Chile, Colombia, Taiwan, and Venezuela. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Bonnet hammerhead

The Bonnet hammerhead (Sphyrna tiburo) is a species in the genus Sphyrna. It is currently classified as Endangered on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

Chalarm Hua-kong

The Bronze Hammerhead Shark (Sphyrna lewini) is a species in the genus Sphyrna. It is currently classified as Critically Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and temperate broadleaf and mixed forests, among 9 distinct biome types spanning the Indomalayan