Region: Oligotrophic Water

                                         vt15                    vt21                   vt21/vt15
                     Prod       mean       stdev        mean       stdev        mean       stdev         R^2        mapd
                  chlor_a     0.05107     0.00600     0.05144     0.00625     1.00694     0.01830     0.97759     1.46070
                  Rrs_410     0.01341     0.00081     0.01345     0.00081     1.00343     0.00160     0.99929     0.39397
                  Rrs_443     0.01044     0.00052     0.01046     0.00053     1.00185     0.00088     0.99971     0.21508
                  Rrs_486     0.00686     0.00022     0.00687     0.00022     1.00146     0.00069     0.99953     0.16913
                  Rrs_551     0.00154     0.00004     0.00155     0.00003     1.00482     0.00778     0.91827     0.59690
                  Rrs_671     0.00015     0.00001     0.00015     0.00001     1.00488     0.00644     0.97984     0.80357
                  aot_862     0.08790     0.00610     0.08793     0.00611     1.00040     0.00057     0.99994     0.05932
                 angstrom     0.67721     0.07131     0.67612     0.07061     0.99850     0.00405     0.99872     0.40569
                  epsilon     1.04879     0.00666     1.04854     0.00655     0.99976     0.00039     0.99638     0.03852