Broadnose cat shark vs Redvein dock

Apristurus investigatoris compared with Rumex sanguineus

Key Differences

• Broadnose cat shark is Least Concern while Redvein dock is Critically Endangered.

Taxonomic Classification

Rank	Broadnose cat shark	Redvein dock
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Chondrichthyes (Cartilaginous Fish)	Magnoliopsida (Dicots)
Order	Carcharhiniformes (Ground Sharks)	Caryophyllales (Caryophyllales)
Family	Scyliorhinidae	Polygonaceae
Genus	Apristurus	Rumex
Species	Apristurus investigatoris	Rumex sanguineus

Conservation Status

Broadnose cat shark

LC — Least Concern

Redvein dock

CR — Critically Endangered

Physical Characteristics

Attribute	Broadnose cat shark	Redvein dock
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Broadnose cat shark

Habitat

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

Redvein dock

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate broadleaf and mixed forests, and temperate grasslands and steppes, among 7 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Japan), Europe (7 countries), North America (Canada, United States), and South America (Chile). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Broadnose cat shark

The Broadnose Cat Shark (Apristurus investigatoris) is a species in the genus Apristurus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.