Big Finner vs Broadnose Lanternshark

Balaenoptera physalus compared with Etmopterus burgessi

Key Differences

Big Finner is Endangered while Broadnose Lanternshark is Least Concern.

Taxonomic Classification

Rank	Big Finner	Broadnose Lanternshark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Squaliformes (Squaliformes)
Family	Balaenopteridae (Rorquals)	Etmopteridae
Genus	Balaenoptera (Rorquals)	Etmopterus
Species	Balaenoptera physalus	Etmopterus burgessi

Evolutionary Relationship

Big Finner and Broadnose Lanternshark share a common ancestor at the Phylum level: Chordata. (Chordates)

View Phylum: Chordata

Conservation Status

Big Finner

EN — Endangered

Broadnose Lanternshark

LC — Least Concern

Physical Characteristics

Attribute	Big Finner	Broadnose Lanternshark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big Finner

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Broadnose Lanternshark

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan.

Big Finner

Big Finner (Balaenoptera physalus) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Broadnose Lanternshark

The Broadnose Lanternshark (Etmopterus burgessi) is a species in the genus Etmopterus. It is currently classified as Least Concern on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.