vs Big Finner

Achroonema proteiforme compared with Balaenoptera physalus

Key Differences

• is Not Evaluated while Big Finner is Endangered.

Taxonomic Classification

Rank		Big Finner
Kingdom	Bacteria (Bacteria)	Animalia (Animals)
Phylum	Bacteroidota (Bacteroidota)	Chordata (Chordates)
Class	Bacteroidia (Bacteroidia)	Mammalia (Mammals)
Order	Sphingobacteriales (Sphingobacteriales)	Cetacea (Whales & Dolphins)
Family	Pelonemataceae	Balaenopteridae (Rorquals)
Genus	Achroonema	Balaenoptera (Rorquals)
Species	Achroonema proteiforme	Balaenoptera physalus

Conservation Status

NE — Not Evaluated

Big Finner

EN — Endangered

Physical Characteristics

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

Habitat & Geographic Range

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Sweden.

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.

Achroonema proteiforme is a colorless, gliding filamentous bacterium found in freshwater sediments and organic-rich muds. It belongs to a group of bacteria that degrade organic matter in anoxic or microaerobic benthic habitats.

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 1 countries:

🇸🇪 Sweden