Dwarf rockweed vs toothed wrack

Fucus cottonii compared with Fucus serratus

Key Differences

• Dwarf rockweed is Near Threatened while toothed wrack is Least Concern.

Taxonomic Classification

Rank	Dwarf rockweed	toothed wrack
Kingdom same	Chromista (Chromista)	Chromista (Chromista)
Phylum same	Ochrophyta (Ochrophyta)	Ochrophyta (Ochrophyta)
Class same	Phaeophyceae (Phaeophyceae)	Phaeophyceae (Phaeophyceae)
Order same	Fucales (Fucales)	Fucales (Fucales)
Family same	Fucaceae	Fucaceae
Genus same	Fucus	Fucus
Species	Fucus cottonii	Fucus serratus

Evolutionary Relationship

Dwarf rockweed and toothed wrack share a common ancestor at the Genus level: Fucus.

Conservation Status

Dwarf rockweed

NT — Near Threatened

toothed wrack

LC — Least Concern

Physical Characteristics

Attribute	Dwarf rockweed	toothed wrack
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf rockweed

Habitat

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

Range

Distributed across Norway and United States. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

toothed wrack

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Iceland, Norway, and Sweden.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway