Region: AtlN55

                                         vt21                    vt23                   vt23/vt21
                     Prod       mean       stdev        mean       stdev        mean       stdev         R^2        mapd
                  chlor_a     0.52782     0.22586     0.60653     0.25377     1.15607     0.06305     0.97845    13.36057
                  Rrs_410     0.00391     0.00079     0.00349     0.00075     0.89242     0.06800     0.87706    12.95378
                  Rrs_443     0.00396     0.00067     0.00362     0.00061     0.91619     0.03798     0.94335    10.02350
                  Rrs_486     0.00360     0.00046     0.00342     0.00048     0.94975     0.02178     0.97984     5.23165
                  Rrs_551     0.00199     0.00051     0.00197     0.00052     0.99110     0.01727     0.99679     1.45672
                  Rrs_671     0.00027     0.00008     0.00027     0.00009     0.99525     0.03639     0.99068     2.98802
                  aot_862     0.09851     0.01906     0.09816     0.01890     0.99663     0.00462     0.99934     0.26053
                 angstrom     0.83709     0.26077     0.83070     0.26282     0.99244     0.04362     0.98903     1.82108
                  epsilon     1.06878     0.02838     1.06794     0.02883     0.99921     0.00391     0.97948     0.22117