Region: Oligotrophic Water

                                     st80                  ot12             ot12/st80         
                     Prod       mean       stdev        mean       stdev        mean       stdev
                  chlor_a     0.05725     0.00389     0.06480     0.00517     1.13424     0.08691
                  Rrs_412     0.01330     0.00056     0.01588     0.00090     1.19467     0.04622
                  Rrs_443     0.01019     0.00035     0.01243     0.00048     1.21908     0.02855
                  Rrs_490     0.00637     0.00014     0.00755     0.00018     1.18457     0.01645
          Rrs_510,Rrs_516     0.00337     0.00006     0.00338     0.00010     1.00204     0.02020
          Rrs_555,Rrs_565     0.00145     0.00003     0.00160     0.00006     1.10140     0.03126
          Rrs_670,Rrs_667     0.00016     0.00001     0.00025     0.00005     1.55626     0.29151
          aot_865,aot_862     0.06680     0.00398     0.07365     0.00480     1.10489     0.07745
                 angstrom     0.77857     0.06964     0.84340     0.08560     1.08871     0.12823