Baltic hydrolittoral shell gravel
Description (English)
Baltic hydrolittoral bottoms (with level fluctuations due to tide or weather)with at least 90 % coverage of shell gravel
Physical environment
Salinity range: down to 5 psu; Exposure range: moderate to high;
Characteristic species
Photic zone areas consisting of dead mollusc shells or shell fragments.
Geographic range
Up to the Quark in the North and to the 5 psu salinity gradient in the Eastern Gulf of Finland
Source: EUNIS habitat classification
Quick facts
EUNIS habitat type | code MA231 |
---|---|
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
Other classifications
Classification | Code | Habitat type name | Relationship type |
---|---|---|---|
EUNIS Habitat Classification 2007 (revised descriptions 2012) | A2.72 | Littoral mussel beds on sediment | narrower |
History
Classification | Code | Habitat type name | Relationship type | Comment |
---|---|---|---|---|
EUNIS Habitat Classification 200410 | A2.72 | Littoral Mytilus edulis beds on sediment | same | |
EUNIS Habitat Classification 200308 | A1.33 | Mussel beds on sheltered littoral mixed substrata | narrower | |
EUNIS Habitat Classification 200202 | A1.33 | Mussel beds on sheltered littoral mixed substrata | same | |
EUNIS Habitat Classification 199910 | A1.33 | Mussel beds on sheltered littoral mixed substrata | same | |
EUNIS Habitat Classification 199811 | A1.33 | Mussel beds on sheltered mixed substrata | same | |
EUNIS Habitat Classification 199712 | A1.43 | Mussel beds on sheltered mixed substrata | same | |
Palaearctic Habitat Classification 199905 | 11.254 | Part of Mussel beds | narrower | |
Palaearctic Habitat Classification 1997 | 11.254 | Part of Mussel beds | narrower | |
Palaearctic Habitat Classification 1996 | 11.254 | narrower | ||
Palaearctic Habitat Classification 1993 | 11.254 | narrower | ||
CORINE Biotopes Classification 1991 | 11.254 | narrower | ||
MNCR BioMar 97.06 (Britain & Ireland) | SLR.MX | Mytilus (mussel) beds (mixed substrata) | same | |
MNCR BioMar 96.7 (Britain & Ireland) | SLR.MytX | same |