EUNIS habitat classification 2017 > M - Marine benthic habitats > MB6 - Infralittoral mud > MB63 - Baltic infralittoral mud > MB639 - Baltic infralittoral mud characterized by infaunal polychaetes

Baltic infralittoral mud characterized by infaunal polychaetes

Description (English)

Baltic infralittoral bottoms in the photic zone with at least 90 % coverage of muddy sediment. The sediment must contain at least 20 % of mud, silt or clay (grain size less than 63

Source: EUNIS habitat classification

Quick facts

EUNIS habitat type	code MB639
Relation to	Resolution 4 habitat type (used for designation of Emerald sites)

Legal status

Relation to other habitat types mentioned in legal instruments

Legal text	Annex	Name in legal text	Code in legal text	Habitat type relationship	More information
Convention on the conservation of European wildlife and natural habitats	Revised Annex I of Resolution 4 (1996) of the Bern Convention on endangered natural habitats types using the EUNIS habitat classification (year of revision 2010)	Large shallow inlets and bays	1160	Overlap	https://wcd.coe.int/ViewDoc....ckColorLogged=FDC864 Resolution No. 4 (1996) of the Bern Convention lists endangered natural habitats requiring specific conservation measures [and the designation of Areas of Special Conservation Interest (ASCIs) forming the Emerald network]
Convention on the conservation of European wildlife and natural habitats	Revised Annex I of Resolution 4 (1996) of the Bern Convention on endangered natural habitats types using the EUNIS habitat classification (year of revision 2010)	Boreal Baltic narrow inlets	1650	Overlap	https://wcd.coe.int/ViewDoc....ckColorLogged=FDC864 Resolution No. 4 (1996) of the Bern Convention lists endangered natural habitats requiring specific conservation measures [and the designation of Areas of Special Conservation Interest (ASCIs) forming the Emerald network]

Vegetation types

Relation to vegetation types (syntaxa)

Not available

Species mentioned in habitat description

Not available

Other classifications

Classification	Code	Habitat type name	Relationship type
EUNIS Habitat Classification 2007 (revised descriptions 2012)	A5.31	Sublittoral mud in low or reduced salinity	narrower
European Red List of Habitats	BAL40	Infaunal communities in Baltic infralittoral muddy sediment not dominated by bivalves	narrower

For relation to plant communities (syntaxa), see Vegetation types

History

Classification	Code	Habitat type name	Relationship type
EUNIS Habitat Classification 200410	A5.31	Sublittoral mud in low or reduced salinity (lagoons)	same
EUNIS Habitat Classification 200308	A4.32	Variable or reduced salinity sublittoral muds	wider
EUNIS Habitat Classification 200202	A4.32	Variable or reduced salinity sublittoral muds	wider
EUNIS Habitat Classification 199910	A4.32	Variable or reduced salinity non-mobile sublittoral muds	wider
EUNIS Habitat Classification 199811	A4.32	Estuarine sublittoral muds	wider
MNCR BioMar 97.06 (Britain & Ireland)	IMU.EstMu	Estuarine sublittoral muds	wider

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