Region: SIO

                                     st78                  at63             at63/st78         
                     Prod       mean       stdev        mean       stdev        mean       stdev
                  chlor_a     0.06442     0.02802     0.06575     0.02636     1.03784     0.12046
                  Rrs_412     0.01325     0.00215     0.01360     0.00230     1.02547     0.03434
                  Rrs_443     0.01050     0.00139     0.01080     0.00160     1.02638     0.03041
          Rrs_490,Rrs_488     0.00654     0.00046     0.00693     0.00060     1.05749     0.03137
          Rrs_510,Rrs_531     0.00355     0.00019     0.00243     0.00014     0.68595     0.02836
          Rrs_555,Rrs_547     0.00154     0.00014     0.00179     0.00012     1.17123     0.08131
          Rrs_670,Rrs_667     0.00019     0.00004     0.00016     0.00003     0.89123     0.20221
          Rrs_670,Rrs_678     0.00019     0.00004     0.00017     0.00003     0.91876     0.20133
          aot_865,aot_869     0.05706     0.01731     0.06965     0.01750     1.30011     0.38991
                 angstrom     0.83432     0.24465     0.78964     0.22285     1.02077     0.38645