Region: Deep Water

                                     st80                  ot15             ot15/st80         
                     Prod       mean       stdev        mean       stdev        mean       stdev
                  chlor_a     0.15655     0.01816     0.14087     0.01087     0.90544     0.06803
                  Rrs_412     0.01017     0.00040     0.00970     0.00067     0.95321     0.04732
                  Rrs_443     0.00812     0.00025     0.00895     0.00032     1.10332     0.02179
                  Rrs_490     0.00568     0.00010     0.00598     0.00011     1.05432     0.01065
          Rrs_510,Rrs_516     0.00332     0.00006     0.00321     0.00005     0.96584     0.01241
          Rrs_555,Rrs_565     0.00160     0.00004     0.00149     0.00004     0.93415     0.01710
          Rrs_670,Rrs_667     0.00019     0.00001     0.00020     0.00004     1.09292     0.22230
          aot_865,aot_862     0.07125     0.00283     0.07962     0.00407     1.11862     0.06186
                 angstrom     0.82594     0.06464     0.84983     0.05617     1.03165     0.06534