Brown shark vs silky shark

Carcharhinus plumbeus compared with Carcharhinus falciformis

Key Differences

• Brown shark is Endangered while silky shark is Vulnerable.

Taxonomic Classification

Rank	Brown shark	silky shark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Chondrichthyes (Cartilaginous Fish)	Chondrichthyes (Cartilaginous Fish)
Order same	Carcharhiniformes (Ground Sharks)	Carcharhiniformes (Ground Sharks)
Family same	Carcharhinidae	Carcharhinidae
Genus same	Carcharhinus	Carcharhinus
Species	Carcharhinus plumbeus	Carcharhinus falciformis

Evolutionary Relationship

Brown shark and silky shark share a common ancestor at the Genus level: Carcharhinus.

Conservation Status

Brown shark

EN — Endangered

silky shark

VU — Vulnerable

Physical Characteristics

Attribute	Brown shark	silky shark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown shark

Habitat

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

Range

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

silky shark

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.

Brown shark

The Brown Shark (Carcharhinus plumbeus) is a species in the genus Carcharhinus. It is currently classified as Endangered on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

Shared Countries

Both species can be found in 2 countries:

🇹🇼 Taiwan 🇻🇪 Venezuela