Broadgill Catshark vs Flat-Leaved Bladderwort

Apristurus riveri compared with Utricularia intermedia

Key Differences

• Broadgill Catshark is Least Concern while Flat-Leaved Bladderwort is Critically Endangered.

Taxonomic Classification

Rank	Broadgill Catshark	Flat-Leaved Bladderwort
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Chondrichthyes (Cartilaginous Fish)	Magnoliopsida (Dicots)
Order	Carcharhiniformes (Ground Sharks)	Lamiales (Lamiales)
Family	Scyliorhinidae	Lentibulariaceae
Genus	Apristurus	Utricularia
Species	Apristurus riveri	Utricularia intermedia

Conservation Status

Broadgill Catshark

LC — Least Concern

Flat-Leaved Bladderwort

CR — Critically Endangered

Physical Characteristics

Attribute	Broadgill Catshark	Flat-Leaved Bladderwort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Broadgill Catshark

Habitat

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

Range

Found in Venezuela.

Flat-Leaved Bladderwort

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (5 countries) and North America (Canada, United States). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Broadgill Catshark

The Broadgill Catshark (Apristurus riveri) 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.