Region: AerMidway

                                 ar2009.1                  at67          at67/ar2009.         
                     Prod       mean       stdev        mean       stdev        mean       stdev
                  chlor_a     0.07632     0.04192     0.07788     0.04325     1.02322     0.10994
                  Rrs_412     0.01172     0.00357     0.01145     0.00343     0.98001     0.05747
                  Rrs_443     0.00909     0.00222     0.00897     0.00217     0.98813     0.03833
                  Rrs_469     0.00767     0.00147     0.00773     0.00150     1.00886     0.02804
                  Rrs_488     0.00614     0.00092     0.00615     0.00092     1.00212     0.01801
                  Rrs_531     0.00227     0.00028     0.00225     0.00027     0.99374     0.02881
                  Rrs_547     0.00165     0.00022     0.00164     0.00021     0.99713     0.03675
                  Rrs_555     0.00135     0.00020     0.00134     0.00019     0.99152     0.02842
                  Rrs_645     0.00014     0.00008     0.00014     0.00009     1.08116     3.90039
                  Rrs_667     0.00016     0.00005     0.00014     0.00005     1.03605     1.50786
                  Rrs_678     0.00017     0.00005     0.00015     0.00005     0.89757     0.18241
                  aot_869     0.09392     0.03991     0.09379     0.04010     0.99751     0.02140
                 angstrom     0.72610     0.35833     0.72830     0.36009     1.00232     0.01257