Big Finner vs Narrow-leaved Arrowhead

Balaenoptera physalus compared with Sagittaria subulata

Key Differences

• Big Finner is Endangered while Narrow-leaved Arrowhead is Not Evaluated.

Taxonomic Classification

Rank	Big Finner	Narrow-leaved Arrowhead
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Liliopsida (Monocots)
Order	Cetacea (Whales & Dolphins)	Alismatales (Alismatales)
Family	Balaenopteridae (Rorquals)	Alismataceae
Genus	Balaenoptera (Rorquals)	Sagittaria
Species	Balaenoptera physalus	Sagittaria subulata

Conservation Status

Big Finner

EN — Endangered

Narrow-leaved Arrowhead

NE — Not Evaluated

Physical Characteristics

Attribute	Big Finner	Narrow-leaved Arrowhead
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.

Narrow-leaved Arrowhead

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Found across Europe (9 countries) and South America (Colombia).

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.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇨🇴 Colombia 🇵🇹 Portugal