Region: AtlN55

                                     ot07                  ot09             ot09/ot07         
                     Prod       mean       stdev        mean       stdev        mean       stdev
                  chlor_a     0.56709     0.26224     0.73344     0.32764     1.31086     0.07590
                  Rrs_412     0.00563     0.00069     0.00464     0.00082     0.81952     0.05437
                  Rrs_443     0.00519     0.00061     0.00419     0.00069     0.80268     0.04837
                  Rrs_490     0.00442     0.00038     0.00444     0.00046     1.00385     0.02816
                  Rrs_516     0.00372     0.00058     0.00368     0.00063     0.98737     0.02822
                  Rrs_565     0.00243     0.00069     0.00253     0.00074     1.04277     0.03197
                  Rrs_667     0.00034     0.00013     0.00044     0.00015     1.31053     0.11794
                  aot_862     0.11931     0.01999     0.10899     0.01686     0.91549     0.02753
                 angstrom     0.16478     0.08679     0.91012     0.17794     8.74970     7.58779