Region: Eutrophic Water

                        st31                st41           st41/st31         
          Prod     mean     stdev      mean     stdev      mean     stdev
       nLw_412     0.521     0.058     0.525     0.057     1.008     0.004
       nLw_443     0.692     0.062     0.694     0.062     1.003     0.002
       nLw_490     0.862     0.074     0.860     0.073     0.998     0.001
       nLw_510     0.837     0.072     0.833     0.071     0.996     0.001
       nLw_555     0.767     0.077     0.761     0.076     0.993     0.001
       nLw_670     0.170     0.030     0.167     0.030     0.983     0.002
       chlor_a     2.299     0.203     2.322     0.219     1.010     0.010
        eps_78     1.076     0.017     1.075     0.017     0.999     0.000
       tau_865     0.113     0.010     0.114     0.010     1.005     0.002
  angstrom_510     0.582     0.119     0.576     0.119     0.989     0.004