Region: AtlNE

                        st20                st21           st21/st20         
          Prod     mean     stdev      mean     stdev      mean     stdev
       nLw_412     0.812     0.403     0.729     0.402     0.866     0.079
       nLw_443     0.873     0.343     0.756     0.346     0.839     0.084
       nLw_490     0.803     0.219     0.725     0.223     0.893     0.042
       nLw_510     0.599     0.113     0.577     0.115     0.962     0.015
       nLw_555     0.365     0.064     0.382     0.065     1.048     0.012
       nLw_670     0.048     0.013     0.048     0.013     0.984     0.021
       chlor_a     0.599     0.330     0.876     0.505     1.439     0.161
        eps_78     1.090     0.036     1.089     0.036     0.999     0.001
       tau_865     0.115     0.042     0.115     0.042     1.000     0.004
  angstrom_510     0.678     0.227     0.672     0.226     0.991     0.012