vs

Pinnularia divergentissima compared with Pinnularia pisciculus

Taxonomic Classification

Rank
Kingdom same	Chromista (Chromista)	Chromista (Chromista)
Phylum same	Ochrophyta (Ochrophyta)	Ochrophyta (Ochrophyta)
Class same	Bacillariophyceae (Bacillariophyceae)	Bacillariophyceae (Bacillariophyceae)
Order same	Naviculales (Naviculales)	Naviculales (Naviculales)
Family same	Pinnulariaceae	Pinnulariaceae
Genus same	Pinnularia	Pinnularia
Species	Pinnularia divergentissima	Pinnularia pisciculus

Evolutionary Relationship

and share a common ancestor at the Genus level: Pinnularia.

Conservation Status

NE — Not Evaluated

NE — Not Evaluated

Physical Characteristics

Attribute
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden.

Habitat

Native to Europe and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Brazil, Norway, and Sweden.

Pinnularia divergentissima is a large, boat-shaped freshwater diatom with strongly diverging costae radiating from the central area to the valve margin. It inhabits acidic, oligotrophic freshwater environments including mountain streams, peat bogs, and soft-water lakes. This photosynthetic diatom is a bioindicator of acidic, nutrient-poor freshwater conditions.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden