Blacktip reef shark vs Chalarm Thao

Carcharhinus cautus compared with Carcharhinus falciformis

Key Differences

• Blacktip reef shark is Least Concern while Chalarm Thao is Vulnerable.

Taxonomic Classification

Rank	Blacktip reef shark	Chalarm Thao
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	Carcharhinidae	Carcharhinidae
Genus same	Carcharhinus	Carcharhinus
Species	Carcharhinus cautus	Carcharhinus falciformis

Evolutionary Relationship

Blacktip reef shark and Chalarm Thao share a common ancestor at the Genus level: Carcharhinus.

Conservation Status

Blacktip reef shark

LC — Least Concern

Chalarm Thao

VU — Vulnerable

Physical Characteristics

Attribute	Blacktip reef shark	Chalarm Thao
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blacktip reef shark

Habitat

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

Chalarm Thao

Habitat

Found across multiple habitat types including temperate coniferous forests, flooded grasslands and savannas, and Mediterranean forests and woodlands, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Algeria, Taiwan, Tunisia, and Venezuela. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Blacktip reef shark

The Blacktip reef shark (Carcharhinus cautus) is a species in the genus Carcharhinus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.