Osservazioni idrobiologiche nella colonna d'acqua dalla quadratura alla sizigia nello Stretto di Messina

The effic/s oJ fidai streams have been investigated in the }"lessina Straits dUring Aprii 1994 through signijìcanf hydrolog/c stal/ons, Jrom the quadro/lire lo the syzygy, al /he same l/me ol/he staf/ollary phase (sTack wafers) between low and high fide phases. Data 01 salill/ty and lIitrate showed a high posith'e correla# on bernwll /hem, whereas th,ey 'M'ere iln'erted with temperatllre and chlorophyll a. In /he 'sill' al high fide the Ilpl'i'elling was Tess evide111 biti persisting lrom Ihe quadra/lire lo syzygy.