concentration basin mediterranean sea biome 2010-03-19T09:32:59Z ENVO ENVO:01000004 ORCID:0000-0002-4366-3088 The concentration basin mediterranean sea biome comprises expressions of the mediterranean sea biome that have higher salinity than bordering oceans due to evaporation. Water exchange consists of inflow of the fresher oceanic water in the upper layer and outflow of the saltier mediterranean water in the lower layer of the connecting channel. mediterranean sea biome