Bonnet hammerhead vs Great Hammerhead

Sphyrna tiburo compared with Sphyrna mokarran

Key Differences

• Bonnet hammerhead is Endangered while Great Hammerhead is Critically Endangered.

Taxonomic Classification

Rank	Bonnet hammerhead	Great Hammerhead
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Chordata (척삭동물)	Chordata (척삭동물)
Class same	Chondrichthyes (연골어류)	Chondrichthyes (연골어류)
Order same	Carcharhiniformes (흉상어목)	Carcharhiniformes (흉상어목)
Family same	Sphyrnidae (Hammerhead Sharks)	Sphyrnidae (Hammerhead Sharks)
Genus same	Sphyrna (Hammerhead Sharks)	Sphyrna (Hammerhead Sharks)
Species	Sphyrna tiburo	Sphyrna mokarran

Evolutionary Relationship

Bonnet hammerhead and Great Hammerhead share a common ancestor at the Genus level: Sphyrna. (Hammerhead Sharks)

Conservation Status

Bonnet hammerhead

EN — Endangered

Great Hammerhead

CR — Critically Endangered

Trend: Decreasing ↓

Physical Characteristics

Attribute	Bonnet hammerhead	Great Hammerhead
Diet	—	Carnivore
Average Lifespan	—	40 years
Average Length	—	5.0 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

Bonnet hammerhead

Habitat

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

Great Hammerhead

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and flooded grasslands and savannas, among 5 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 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.

Great Hammerhead

가장 큰 귀상어 종으로, 큰귀상어는 최대 6미터에 달하며 전 세계 열대 및 아열대 연안 해역에 서식합니다. T자 형태의 독특한 머리(세팔로포일)는 전기 감지를 위한 감각 표면적을 크게 늘려, 모래 속에 숨어 있는 노랑가오리를 탁월한 정확도로 탐지할 수 있게 해줍니다—노랑가오리는 주요 먹이입니다. 높은 가치의 지느러미와 혼획 사망으로 인해 개체군이 급격히 감소하여 심각한위기종으로 분류되어 있습니다.