Region: SIO

                                     st76                  at64             at64/st76         
                     Prod       mean       stdev        mean       stdev        mean       stdev
                  chlor_a     0.06977     0.03055     0.06825     0.02733     0.99799     0.10908
                  Rrs_412     0.01321     0.00220     0.01337     0.00231     1.01138     0.02961
                  Rrs_443     0.01049     0.00141     0.01065     0.00162     1.01312     0.03185
          Rrs_490,Rrs_488     0.00658     0.00044     0.00688     0.00061     1.04504     0.03551
          Rrs_510,Rrs_531     0.00361     0.00019     0.00243     0.00014     0.67419     0.02727
          Rrs_555,Rrs_547     0.00159     0.00015     0.00180     0.00012     1.13195     0.08091
          Rrs_670,Rrs_667     0.00022     0.00005     0.00017     0.00003     0.79531     0.15965
          Rrs_670,Rrs_678     0.00022     0.00005     0.00017     0.00003     0.82259     0.15502
          aot_865,aot_869     0.05777     0.01804     0.06993     0.01769     1.28747     0.38239
                 angstrom     0.67798     0.24181     0.79438     0.21671     1.28725     0.48728