Region: SPG

                                     at46                  at48             at48/at46         
                     Prod       mean       stdev        mean       stdev        mean       stdev
                  chlor_a     0.02587     0.00926     0.02659     0.00941     1.02942     0.00471
                  Rrs_412     0.01791     0.00246     0.01844     0.00254     1.03072     0.04111
                  Rrs_443     0.01332     0.00168     0.01341     0.00168     1.00661     0.00089
                  Rrs_488     0.00747     0.00051     0.00752     0.00051     1.00733     0.00068
                  Rrs_531     0.00225     0.00009     0.00228     0.00009     1.01322     0.00107
                  Rrs_547     0.00161     0.00009     0.00164     0.00009     1.01622     0.00159
                  Rrs_667     0.00013     0.00003     0.00015     0.00003     1.15188     0.11766
                  Rrs_678     0.00014     0.00003     0.00016     0.00004     1.19673     0.15314
                  aot_869     0.08561     0.02570     0.08557     0.02567     0.99960     0.00077
                 angstrom     0.46901     0.21956     0.47623     0.22057     1.01883     0.01054
                      flh     0.00315     0.00120     0.00390     0.00134     1.29413     0.27362