EUNIS habitat classification 2017 > M - Marine benthic habitats > MC2 - Circalittoral biogenic habitat > MC23 - Baltic circalittoral biogenic habitat > MC232 - Baltic circalittoral bottoms dominated by epibenthic polychaetes

Baltic circalittoral bottoms dominated by epibenthic polychaetes

Description (English)

Baltic circalittoral bottoms in the aphotic zone of various sediments.Sessile/semi-sessile epibenthic polychaetes cover at least 10 %of the seabed and more than other perennial attached erect groups.
Physical environment
Substrate is muddy sediment. Depth below approximately 20 m. Appears in all energy exposure classes.
Characteristic species
tube building polychaetes
Geographic range
Whole Baltic Sea

Source: EUNIS habitat classification

Quick facts

EUNIS habitat type code MC232
Relation to Resolution 4 habitat type (used for designation of Emerald sites)

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) A5.6 Sublittoral biogenic reefs narrower
For relation to plant communities (syntaxa), see Vegetation types

History

Classification Code Habitat type name Relationship type Comment
EUNIS Habitat Classification 200410 A5.6 Sublittoral biogenic reefs same
EUNIS Habitat Classification 200308 A3.72 Sheltered Modiolus beds narrower
EUNIS Habitat Classification 200308 A4.6 Sublittoral biogenic structures same
EUNIS Habitat Classification 200202 A3.72 Sheltered Modiolus beds narrower
EUNIS Habitat Classification 200202 A4.6 Biogenic structures over sublittoral sediments same
EUNIS Habitat Classification 199910 A3.72 Sheltered Modiolus beds narrower
EUNIS Habitat Classification 199910 A4.48 Biogenic beds on sublittoral mixed sediments same
EUNIS Habitat Classification 199811 A3.72 Sheltered Modiolus beds same
EUNIS Habitat Classification 199712 A5.32 Sheltered horse mussel Modiolus beds same
MNCR BioMar 97.06 (Britain & Ireland) SCR.Mod Sheltered Modiolus (horse mussel) beds same
MNCR BioMar 96.7 (Britain & Ireland) SCR.Mod   same
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