Region: AtlN55

                                 ar2009.1                  at73          at73/ar2009.         
                     Prod       mean       stdev        mean       stdev        mean       stdev
                  chlor_a     0.58646     0.25616     0.63029     0.29382     1.07313     0.16826
                  Rrs_412     0.00467     0.00110     0.00444     0.00089     0.96637     0.12157
                  Rrs_443     0.00425     0.00069     0.00417     0.00070     0.98244     0.06840
                  Rrs_469     0.00398     0.00060     0.00397     0.00062     0.99559     0.01700
                  Rrs_488     0.00378     0.00053     0.00376     0.00054     0.99398     0.01283
                  Rrs_531     0.00274     0.00055     0.00275     0.00056     1.00429     0.01591
                  Rrs_547     0.00231     0.00054     0.00233     0.00054     1.00629     0.02126
                  Rrs_555     0.00199     0.00050     0.00200     0.00050     1.00826     0.02456
                  Rrs_645     0.00033     0.00010     0.00034     0.00010     1.02976     0.06615
                  Rrs_667     0.00030     0.00007     0.00030     0.00007     1.01448     0.03600
                  Rrs_678     0.00036     0.00008     0.00037     0.00008     1.00895     0.02123
                  aot_869     0.09326     0.01697     0.09300     0.01716     0.99718     0.02251
                 angstrom     0.96540     0.25611     0.96770     0.25722     1.00232     0.01470