Region: SPG

                                     at44                  at48             at48/at44         
                     Prod       mean       stdev        mean       stdev        mean       stdev
                  chlor_a     0.02628     0.00938     0.02660     0.00940     1.01376     0.01513
                  Rrs_412     0.01768     0.00247     0.01844     0.00254     1.04463     0.04328
                  Rrs_443     0.01327     0.00169     0.01341     0.00168     1.01039     0.00360
                  Rrs_488     0.00745     0.00051     0.00752     0.00051     1.00916     0.00212
                  Rrs_531     0.00225     0.00010     0.00228     0.00009     1.01221     0.00229
                  Rrs_547     0.00161     0.00009     0.00164     0.00009     1.01502     0.00319
                  Rrs_667     0.00011     0.00003     0.00015     0.00003     1.41670     0.26931
                  Rrs_678     0.00012     0.00003     0.00016     0.00004     1.38140     0.24449
                  aot_869     0.08547     0.02559     0.08550     0.02558     1.00035     0.00122
                 angstrom     0.48259     0.22152     0.47632     0.22055     0.98465     0.01093
                      flh     0.00237     0.00056     0.00389     0.00133     1.69683     0.65488