Region: Mesotrophic Water

                                     at63                  tt18             tt18/at63         
                     Prod       mean       stdev        mean       stdev        mean       stdev
                  chlor_a     0.26351     0.02108     0.22782     0.01689     0.86700     0.05869
                  Rrs_412     0.00743     0.00047     0.00767     0.00041     1.03325     0.05027
                  Rrs_443     0.00628     0.00023     0.00637     0.00024     1.01358     0.02735
                  Rrs_488     0.00511     0.00012     0.00513     0.00015     1.00374     0.01701
                  Rrs_531     0.00254     0.00006     0.00250     0.00007     0.98582     0.01744
                  Rrs_547     0.00197     0.00006     0.00193     0.00007     0.98047     0.02031
                  Rrs_667     0.00020     0.00001     0.00017     0.00002     0.87040     0.08752
                  Rrs_678     0.00022     0.00001     0.00021     0.00002     0.93481     0.07079
                  aot_869     0.08560     0.00381     0.08762     0.00409     1.02430     0.03981
                 angstrom     0.85788     0.05393     0.74664     0.05389     0.87097     0.04730
                     nflh     0.00735     0.00063     0.00853     0.00080     1.16608     0.11764