Facies with Vermetids
Description (English)
Vermetids are sessile gastropods which develop near the middle level of the sea. These organisms, associated with the Neogoniolithon brassica-florida calcareous algae, build up organogenous formations in three shapes:
- The cornice or rim form: below the middle level of the sea on a subvertical rocky slope. In the north-western Mediterranean, these formations are covered with the Neogoniolithon brassica-florida and Lithophyllum byssoides calcareous algae.
- The atoll form: observed in the eastern Mediterranean (Israel and Crete), and in the Bermudas. These are rounded structures, depressed in the centre.
- The
Source: EUNIS habitat classification
Quick facts
EUNIS habitat type | code MB151? |
---|---|
Relation to | Resolution 4 habitat type (used for designation of Emerald sites) |
Legal status
Relation to other habitat types mentioned in legal instruments
Vegetation types
Relation to vegetation types (syntaxa)
Not availableSpecies mentioned in habitat description
Species scientific name | English common name | Species group |
---|---|---|
Lithophyllum byssoides | Algae |
Other classifications
Classification | Code | Habitat type name | Relationship type |
---|---|---|---|
EUNIS Habitat Classification 2007 (revised descriptions 2012) | A3.133 | Facies with Vermetus spp. | same |
History
Classification | Code | Habitat type name | Relationship type | Comment |
---|---|---|---|---|
EUNIS Habitat Classification 200410 | A3.133 | Facies with Vermetus spp. | same | |
EUNIS Habitat Classification 200308 | A3.133 | Facies with Vermetus spp. | same | |
EUNIS Habitat Classification 200202 | A3.133 | Facies with Vermetus spp. | same | |
EUNIS Habitat Classification 199910 | A3.133 | Facies with Vermetus spp. | same |