RED LIST Biotope Expert Team
Baltic bottoms in the aphotic zone with at least
90 % coverage of rock, boulders or stones of more than 63 mm in diameter. Sessile/semi-sessile
epibenthic chordates cover at least 10 % of the seabed and more than other
perennial attached erect groups.
Substrate is rock and boulders. Depth is typically from
approximately20 meters and deeper.
Diversity, abundance and biomass of fauna.
Whole Baltic Sea
2.1 Rocky bottoms
2.1.1 Aphotic zone
2.2 Stony bottoms
2.2.1 Aphotic zone
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