Region: SPG

                                     at47                  at51             at51/at47         
                     Prod       mean       stdev        mean       stdev        mean       stdev
                  chlor_a     0.02809     0.01063     0.02748     0.01152     0.96438     0.07871
                  Rrs_412     0.01773     0.00264     0.01829     0.00264     1.03381     0.05927
                  Rrs_443     0.01332     0.00174     0.01351     0.00172     1.01506     0.01679
                  Rrs_488     0.00750     0.00053     0.00757     0.00055     1.00934     0.01074
                  Rrs_531     0.00229     0.00011     0.00231     0.00009     1.01048     0.02513
                  Rrs_547     0.00165     0.00009     0.00166     0.00008     1.00366     0.02914
                  Rrs_667     0.00015     0.00002     0.00016     0.00003     1.01036     0.10318
                  Rrs_678     0.00015     0.00002     0.00016     0.00003     1.08515     0.12242
                  aot_869     0.08568     0.02622     0.08277     0.02507     0.96717     0.01814
                 angstrom     0.48188     0.22423     0.68983     0.24941     1.54089     0.33753
                      flh     0.00233     0.00129     0.00574     0.00223     9.08514    58.40477