Region: Mesotrophic Water

                                   sci04m                aci04m          aci04m/sci04         
                     Prod       mean       stdev        mean       stdev        mean       stdev
          chl_oc4,chl_oc3     0.24514     0.01026     0.23990     0.01013     0.97879     0.01961
                   chl_ci     0.25592     0.01178     0.25500     0.01091     0.99666     0.01774