vs

Sphacelaria rigidula compared with Sphacelaria tribuloides

Taxonomic Classification

Rank
Kingdom same	Chromista (โครมิสตา)	Chromista (โครมิสตา)
Phylum same	Ochrophyta (Ochrophyta)	Ochrophyta (Ochrophyta)
Class same	Phaeophyceae (Phaeophyceae)	Phaeophyceae (Phaeophyceae)
Order same	Sphacelariales (Sphacelariales)	Sphacelariales (Sphacelariales)
Family same	Sphacelariaceae	Sphacelariaceae
Genus same	Sphacelaria	Sphacelaria
Species	Sphacelaria rigidula	Sphacelaria tribuloides

Evolutionary Relationship

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

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 and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Brazil, Norway, Portugal, Sweden, and Taiwan.

Habitat

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

Range

Distributed across Brazil, Denmark, Norway, Portugal, and Taiwan.

Sphacelaria tribuloides is a small, tufted brown alga forming compact cushion-like colonies on rocky substrates and larger algae. It inhabits intertidal and shallow subtidal rocky zones in temperate and tropical seas worldwide. This photosynthetic alga reproduces via characteristic star-shaped propagules and colonizes rocky marine surfaces.

Shared Countries

Both species can be found in 4 countries:

🇧🇷 Brazil 🇳🇴 Norway 🇵🇹 Portugal 🇹🇼 Taiwan