baleine fin vs Common Seahorse

Balaenoptera physalus compared with Hippocampus kuda

Key Differences

baleine fin is Endangered while Common Seahorse is Vulnerable.

Taxonomic Classification

Rank	baleine fin	Common Seahorse
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (mammifères)	Actinopterygii (Ray-finned Fish)
Order	Cetacea (Whales & Dolphins)	Perciformes (Perch-like Fish)
Family	Balaenopteridae (Rorquals)	Pomacentridae (Clownfish & Damselfish)
Genus	Balaenoptera (Rorquals)	Amphiprion (Clownfish)
Species	Balaenoptera physalus	Hippocampus kuda

Evolutionary Relationship

baleine fin and Common Seahorse share a common ancestor at the Phylum level: Chordata. (Chordates)

Afficher Phylum: Chordata

Conservation Status

baleine fin

EN — Endangered

Common Seahorse

VU — Vulnerable

Trend: Decreasing ↓

Physical Characteristics

Attribute	baleine fin	Common Seahorse
Diet	—	Carnivore
Average Lifespan	—	5 years
Average Length	—	17 cm
Average Weight	—	10 g

Habitat & Geographic Range

baleine fin

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.

Common Seahorse

Habitat

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

Range

Distributed across Australia, India, Indonesia, Japan, and Philippines. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

baleine fin

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.