Region: SIO

                                     at86                  vt01             vt01/at86         
                     Prod       mean       stdev        mean       stdev        mean       stdev
                  chlor_a     0.04409     0.00134     0.05519     0.00159     1.25212     0.03856
          Rrs_412,Rrs_410     0.01464     0.00069     0.01524     0.00042     1.04204     0.04433
                  Rrs_443     0.01148     0.00012     0.01192     0.00023     1.03882     0.02883
          Rrs_488,Rrs_486     0.00696     0.00003     0.00769     0.00015     1.10594     0.01792
          Rrs_547,Rrs_551     0.00170     0.00001     0.00189     0.00004     1.11460     0.02012
          Rrs_667,Rrs_671     0.00014     0.00001     0.00013     0.00001     0.90914     0.02586
          aot_869,aot_862     0.08530     0.00416     0.06699     0.01761     0.78962     0.23209
                 angstrom     0.65871     0.03760     0.91703     0.29801     1.41097     0.52270