Region: Deep Water

                                     st80                  ot13             ot13/st80         
                     Prod       mean       stdev        mean       stdev        mean       stdev
                  chlor_a     0.15527     0.01733     0.20457     0.01198     1.32769     0.11329
                  Rrs_412     0.01016     0.00040     0.01026     0.00063     1.00979     0.04292
                  Rrs_443     0.00811     0.00025     0.00856     0.00031     1.05607     0.01965
                  Rrs_490     0.00567     0.00010     0.00609     0.00011     1.07422     0.01155
          Rrs_510,Rrs_516     0.00332     0.00006     0.00363     0.00005     1.09508     0.01701
          Rrs_555,Rrs_565     0.00159     0.00004     0.00185     0.00004     1.15968     0.02396
          Rrs_670,Rrs_667     0.00019     0.00001     0.00040     0.00004     2.14713     0.27507
          aot_865,aot_862     0.07179     0.00282     0.08227     0.00424     1.14711     0.06331
                 angstrom     0.82298     0.06409     0.87701     0.05451     1.06918     0.07509