HELCOM RED LIST Biotope Expert Team
bottoms in the aphotic zone with at least 90 % coverage of rock, boulders
or stones of more than 63 mm in diameter. Epibenthic cnidarians cover at least
10%of the seabed and more than other perennial attached erect groups. Out of
the epibenthic cnidarians, stone corals constitute at least 50 % of the
is rock and/or boulders.
abundance and biomass of fauna
HELCOM 1998:2.1 Rocky bottoms2.1.1 Soft rock188.8.131.52 Aphotic zone2.1.2 Solid rock184.108.40.206 Aphotic zone2.2 Stony bottoms2.2.1 Aphotic zone
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This biotope has been listed as Near Threatened (NT) in the HELCOM Red List of Baltic Sea biotopes and habitats.