HELCOM RED LIST Biotope Expert Team
Baltic bottoms in the aphotic zone with at least 90 % coverage of marl (marlstone rock).
Salinity range: All; Exposure range: All; Depth range: Aphotic zone
Aphotic zone bottoms of marlstone rock
Gotland, likely to occur in German and Danish Baltic Sea waters
HELCOM 1998: 2.1.1Soft rock bottoms
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