vs

Ceratoneis closterium compared with Cylindrotheca gracilis

Taxonomic Classification

Rank
Kingdom same	Chromista (โครมิสตา)	Chromista (โครมิสตา)
Phylum same	Ochrophyta (Ochrophyta)	Ochrophyta (Ochrophyta)
Class same	Bacillariophyceae (Bacillariophyceae)	Bacillariophyceae (Bacillariophyceae)
Order same	Bacillariales (Bacillariales)	Bacillariales (Bacillariales)
Family same	Bacillariaceae	Bacillariaceae
Genus same	Cylindrotheca	Cylindrotheca
Species	Ceratoneis closterium	Cylindrotheca gracilis

Evolutionary Relationship

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

Conservation Status

NE — Not Evaluated

NE — Not Evaluated

Physical Characteristics

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

Habitat & Geographic Range

Habitat

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

Range

Distributed across China, Denmark, and Norway.

Habitat

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

Range

Distributed across Denmark, Norway, Sweden, and Taiwan.

Ceratoneis closterium is a slender, crescent-shaped marine and brackish diatom with finely tapered, curved cell ends. It inhabits coastal marine and estuarine planktonic environments across temperate to tropical seas. This photosynthetic diatom contributes to phytoplankton communities and serves as food for zooplankton in coastal waters.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇳🇴 Norway