Region: Mesotrophic Water

                        st31                tt16           tt16/st31         
          Prod     mean     stdev      mean     stdev      mean     stdev
       nLw_412     1.333     0.046     1.240     0.063     0.930     0.035
       nLw_443     1.243     0.033     1.145     0.039     0.921     0.020
       nLw_490     1.031     0.023     0.990     0.026     0.961     0.012
       nLw_510     0.688     0.016     0.469     0.014     0.682     0.009
       nLw_555     0.361     0.010     0.340     0.011     0.942     0.015
       nLw_670     0.050     0.002     0.026     0.002     0.524     0.034
       chlor_a     0.265     0.014     0.240     0.015     0.908     0.041
        eps_78     1.047     0.008     1.054     0.008     1.006     0.010
       tau_865     0.120     0.005     0.117     0.005     0.977     0.030
  angstrom_510     0.390     0.052     0.363     0.038     0.944     0.138