Baltic offshore circalittoral biogenic habitat dominated by Mytilidae

Baltic offshore bottoms in the aphotic zone, below halocline/pycnocline with with at least 90 % coverage of rock, boulders or stones of more than 63 mm in diameter. Epibenthic bivalves cover at least 10%of the seabed and more than other perennial attached erect groups. Out of the epibenthic bivalves, Mytilidae constitute at least 50 % of the biomass.

Código Eunis 2021: MD2312