Region: AtlN55

                                   sr2007                  st83           st83/sr2007         
                     Prod       mean       stdev        mean       stdev        mean       stdev
                  chlor_a     0.75438     0.31161     0.72404     0.28086     0.97033     0.06259
                  Rrs_412     0.00366     0.00089     0.00368     0.00078     1.01422     0.09432
                  Rrs_443     0.00374     0.00068     0.00377     0.00061     1.01510     0.06311
                  Rrs_490     0.00375     0.00057     0.00369     0.00052     0.98700     0.03927
                  Rrs_510     0.00321     0.00051     0.00315     0.00047     0.98507     0.03611
                  Rrs_555     0.00224     0.00053     0.00220     0.00049     0.98795     0.04144
                  Rrs_670     0.00037     0.00010     0.00036     0.00009     0.97077     0.07529
          tau_865,aot_865     0.09268     0.01796     0.06140     0.01338     0.66079     0.04038
           eps_78,epsilon     1.07420     0.02688     1.07003     0.02811     0.99611     0.00598
    angstrom_510,angstrom     0.57913     0.16514     1.18203     0.27252     2.08265     0.24518