HELCOM RED LIST Biotope Expert Team
Baltic bottoms in the photic zone with at least 90 % coverage of rock, boulders or stones of more than 63 mm in diameter. Epibenthic moss animals cover at least 10% of the seabed, and more than other perennial attached erect groups. Out of the attached epibenthic moss animals Electra crustulenta constitutes at least 50 % in volume or biomass.
Substrate is rock and/or boulders. Salinity range: all
Diversity, abundance and biomass of fauna.
Whole Baltic Sea
HELCOM 1998: 188.8.131.52.1 Sublittoral level soft rock bottoms with little or no macrophyte vegetation 184.108.40.206.1 Sublittoral level stony bottoms with little or no macrophyte vegetation EUNIS 2012: A3.4 : Baltic exposed infralittoral rock A3.5 : Baltic moderately exposed infralittoral rock A3.6 : Baltic sheltered infralittoral rock
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