fields: cruise, leg, station, cast, bottle, latitude, longitude, date, time(local), target_depth, corrected_depth, temperature(CTD), salinity(CTD), density(CTD), descrete_salinity, dissolved_oxygen, dissolved_oxygen, pHT(at25oC), total_alkalinity, particulate_organic_carbon, particulate_organic_nitrogen, chlorophyll_a, phaeopigment, primary_production, nitrite, nitrate, ammonia,silica, phosphorus
units: #, #, #, #, #, degrees, degrees, mddyy, hhmm, m, m, degrees_Celsius, psu, sigma-t, psu, ml/l, umol/kg_of_seawater, total_hydrogen_ion_scale, mol/kg_of_seawater, mg/m^3, mg/m^3, mg/m^3, mg/m^3, mgC/m^3/hr, uM, uM, uM, uM, uM
 99   1  1 1  1  10.500  -64.666  60404 1315    1     2.233    25.67    37.001    24.649    37.017     4.72   204.7     8.07     0.002428   103.01    10.40 -9999.00 -9999.00 -9999.00     0.10     0.05     0.04     0.15     0.02
 99   1  1 1  2  10.500  -64.666  60404 1315    7     7.481    25.17    37.015    24.816    37.005     4.66   202.7     8.07     0.002432   111.22    14.02 -9999.00 -9999.00 -9999.00     0.09     0.05     0.00     0.16     0.02
 99   1  1 1  3  10.500  -64.666  60404 1315   15    14.803    25.01    37.003    24.854    37.002     4.67   203.0     8.07     0.002426 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.02     0.04     0.00     0.22     0.02
 99   1  1 1  4  10.500  -64.666  60404 1315   25    24.348    23.43    36.990    25.320    36.976     4.51   198.0     8.05     0.002425 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.01     0.05     0.04     0.29     0.02
 99   1  1 1  5  10.500  -64.666  60404 1315   35    35.047    22.41    36.953    25.589    36.933     3.55   154.4     7.99     0.002420    92.88    12.81 -9999.00 -9999.00 -9999.00     0.75     2.60     0.05     1.43     0.19
 99   1  1 1  6  10.500  -64.666  60404 1315   55    55.355    21.96    36.886    25.664    36.913     3.31   144.1     7.98     0.002418 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     1.27     2.54     0.05     1.80     0.22
 99   1  1 1  7  10.500  -64.666  60404 1315   75    74.224    21.55    36.885    25.778    36.879     3.09   132.3     7.95     0.002416 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.58     0.07     0.06     2.49     0.03
 99   1  1 1  8  10.500  -64.666  60404 1315  100   100.844    20.45    36.755    25.981    36.777     2.80   122.1     7.91     0.002414 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.01     0.05     0.08     4.31     0.05
 99   1  1 1  9  10.500  -64.666  60404 1315  130   130.052    19.50    36.628    26.138    36.679     2.60   112.7     7.90     0.002402    80.07    13.74 -9999.00 -9999.00 -9999.00     0.33     0.04     0.08     6.45     0.04
 99   1  1 1 10  10.500  -64.666  60404 1315  160   161.377    18.80    36.521    26.238    36.546     1.86    80.6     7.82     0.002388    41.22     4.64 -9999.00 -9999.00 -9999.00     0.00     4.76     0.07    11.28     0.61
 99   1  1 2  1  10.499  -64.671  60404  845  200   200.832    18.13    36.432    26.339    36.435     0.47    25.0     7.71     0.002388    58.77     3.06 -9999.00 -9999.00 -9999.00     0.01     0.19     0.10    21.17     0.55
 99   1  1 2  2  10.499  -64.671  60404  845  250   250.917    17.73    36.367    26.387    36.370     0.06     2.6     7.65     0.002407    53.47     5.94 -9999.00 -9999.00 -9999.00     0.15     3.40     0.30    34.90     1.84
 99   1  1 2  3  10.499  -64.671  60404  845  238   238.927    17.79    36.381    26.384    36.381     0.06     2.1     7.64     0.002404    56.74     4.36 -9999.00 -9999.00 -9999.00     0.02     0.01     0.51    36.10     1.25
 99   1  1 2  4  10.499  -64.671  60404  845  300   301.007    17.61    36.345    26.401    36.346     0.01     0.5     7.66     0.002411    78.44     9.28 -9999.00 -9999.00 -9999.00     0.00     0.04     0.10    37.97     2.45
 99   1  1 2  5  10.499  -64.671  60404  845  350   350.935    17.51    36.326    26.409    36.323 -9999.00 -9999.0     7.65     0.002413    61.48     6.13 -9999.00 -9999.00 -9999.00     0.00     0.05     0.09    46.77     2.32
 99   1  1 2  6  10.499  -64.671  60404  845  400   400.135    17.44    36.311    26.416    36.313 -9999.00 -9999.0     7.65     0.002424    63.18     4.55 -9999.00 -9999.00 -9999.00     0.00     0.04     0.09    52.60     2.38
 99   1  1 2  7  10.499  -64.671  60404  845  500   502.086    17.31    36.283    26.426    36.287 -9999.00 -9999.0     7.64     0.002436    37.89     3.99 -9999.00 -9999.00 -9999.00     0.00     0.05     0.09    63.51     2.32
 99   1  1 2  8  10.499  -64.671  60404  845  750   753.785    17.18    36.251    26.433    36.248 -9999.00 -9999.0     7.62     0.002480    23.05     3.43 -9999.00 -9999.00 -9999.00     0.03     0.01     0.23    79.34     1.70
 99   1  1 2  9  10.499  -64.671  60404  845 1310  1310.655    17.20    36.239    26.418    36.224 -9999.00 -9999.0     7.59     0.002503    46.15     5.85 -9999.00 -9999.00 -9999.00     0.02     0.05     0.15    92.13     1.64
 99   1  1 4  1  10.497  -64.671  60404  425    1 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00 -9999.00     2.22 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
 99   1  1 4  2  10.497  -64.671  60404  425    1 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00 -9999.00     2.22 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
 99   1  1 4  3  10.497  -64.671  60404  425    7 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00 -9999.00     3.04 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
 99   1  1 4  4  10.497  -64.671  60404  425    7 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00 -9999.00     3.04 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
 99   1  1 4  5  10.497  -64.671  60404  425   15 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00 -9999.00     2.13 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
 99   1  1 4  6  10.497  -64.671  60404  425   15 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00 -9999.00     2.13 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
 99   1  1 4  7  10.497  -64.671  60404  425   25 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00 -9999.00     1.75 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
 99   1  1 4  8  10.497  -64.671  60404  425   25 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00 -9999.00     1.75 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
 99   1  1 4  9  10.497  -64.671  60404  425   35 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00 -9999.00     0.83 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
 99   1  1 4 10  10.497  -64.671  60404  425   55 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00 -9999.00     0.67 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
 99   1  1 4 11  10.497  -64.671  60404  425   75 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00 -9999.00     0.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
 99   1  1 4 12  10.497  -64.671  60404  425  100 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00 -9999.00     0.07 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
