Bladder Wrack vs common greasewort

Fucus vesiculosus compared with Aneura pinguis

Taxonomic Classification

Rank	Bladder Wrack	common greasewort
Kingdom	Chromista (Chromista)	Plantae (Plants)
Phylum	Ochrophyta (Ochrophyta)	Marchantiophyta (liverwort)
Class	Phaeophyceae (Phaeophyceae)	Jungermanniopsida (Jungermanniopsida)
Order	Fucales (Fucales)	Metzgeriales (Metzgeriales)
Family	Fucaceae	Aneuraceae
Genus	Fucus	Aneura
Species	Fucus vesiculosus	Aneura pinguis

Conservation Status

Bladder Wrack

LC — Least Concern

common greasewort

LC — Least Concern

Physical Characteristics

Attribute	Bladder Wrack	common greasewort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bladder Wrack

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

common greasewort

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), North America (United States), and South America (Brazil, Colombia).

Bladder Wrack

The Bladder Wrack (Fucus vesiculosus) is a species in the genus Fucus. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

common greasewort

<em>Aneura pinguis</em>, commonly known as common greasewort, is a liverwort belonging to the genus Aneura within the family Aneuraceae. This cryptogamic plant inhabits ecosystems across Asia, Europe, and North America, thriving in moist or waterlogged environments. Its range encompasses Taiwan in Asia, six European countries, the United States in North America, and Brazil and Colombia in South America, indicating a broad geographic distribution across multiple continents. Common greasewort is assessed as Least Concern on the IUCN Red List. The species typically forms flat, ribbon-like thalli in damp habitats such as stream banks, wet rocks, and boggy ground. Biological traits of this species remain poorly documented in the scientific literature.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden