The Baltic Sea and Its Transition Zones
133
• N
I
Germany
100 km
Fig. 5.1. The Baltic Sea with subareas and drainage basin
through associated Mytilus edulis exceeded considerably the nutrient
demands of benthic algae. The authors estimated that the remaining
nutrients can supply the pelagic system with about 6% of its nitrogen
and 17% of its phosphorus demand. Estimates for the Baltic proper area