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
177   1  1 1  1  10.501  -64.661  20811 1323    1     2.250    24.74    36.795    24.777    36.793     5.35   233.2     8.08     0.002414 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.04     0.00     0.39     5.43     0.02
177   1  1 1  2  10.501  -64.661  20811 1323    7     7.260    23.91    36.802    25.033    36.798     5.51   240.5     8.08     0.002418 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.02     0.00     0.05     4.25     0.02
177   1  1 1  3  10.501  -64.661  20811 1323   15    15.320    23.71    36.801    25.092    36.804     4.98   217.2     8.05     0.002418 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.04     0.00     0.22     2.80     0.02
177   1  1 1  4  10.501  -64.661  20811 1323   25    25.300    23.58    36.796    25.128    36.792     4.71   205.5     8.03     0.002421 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.03     1.52     0.58     6.68     0.08
177   1  1 1  5  10.501  -64.661  20811 1323   35    33.840    23.38    36.832    25.214    36.791     4.64   202.3     8.03     0.002418 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.03     0.31     0.22     1.72     0.05
177   1  1 1  6  10.501  -64.661  20811 1323   55    54.630    20.91    36.719    25.829    36.730     2.85   124.2     7.89     0.002400 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.16     8.91     0.35    10.43     0.54
177   1  1 1  7  10.501  -64.661  20811 1323   75    74.560    20.16    36.665    25.990    36.666     2.62   114.1     7.87     0.002396 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.05     9.80     0.01    10.06     0.66
177   1  1 1  8  10.501  -64.661  20811 1323  100    99.690    19.60    36.613    26.099    36.626     2.56   111.6     7.86     0.002389 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.02    10.02     0.05     7.85     0.72
177   1  1 1  9  10.501  -64.661  20811 1323  130   130.030    19.29    36.571    26.147    36.573     2.65   115.4     7.85     0.002383 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.03    10.46     0.40    10.44     0.73
177   1  1 1 10  10.501  -64.661  20811 1323  160   162.030    18.87    36.521    26.218    36.525     2.37   103.2     7.83     0.002386 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.02    10.77     0.03    11.89     0.87
177   1  1 2  1  10.496  -64.669  20811  733  200   200.080    18.27    36.443    26.309    36.437     0.71    30.7     7.69     0.002391 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.02     9.73     0.00    27.00     1.52
177   1  1 2  2  10.496  -64.669  20811  733  250   249.820    17.89    36.387    26.364    36.390     0.00     0.0     7.62     0.002418 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.01     0.05     2.21    40.00     2.64
177   1  1 2  3  10.496  -64.669  20811  733  240   241.690    17.94    36.394    26.356    36.391     0.01     0.4     7.63     0.002417 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.02     0.00     1.22    36.73     2.58
177   1  1 2  4  10.496  -64.669  20811  733  300   300.910    17.73    36.365    26.385    36.363     0.00     0.0     7.61     0.002424 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.00     0.00     4.29    44.54     2.88
177   1  1 2  5  10.496  -64.669  20811  733  350   352.060    17.60    36.345    26.401    36.341     0.00     0.0     7.61     0.002435 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.00     0.14     7.50    51.80     3.09
177   1  1 2  6  10.496  -64.669  20811  733  400   401.470    17.51    36.327    26.411    36.326     0.00     0.0     7.61     0.002446 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.01     0.05    10.25    61.65     3.26
177   1  1 2  7  10.496  -64.669  20811  733  500   501.650    17.35    36.294    26.424    36.296 -9999.00 -9999.0     7.60     0.002460 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.01     0.35    15.11    67.86     3.51
177   1  1 2  8  10.496  -64.669  20811  733  750   750.860    17.24    36.263    26.427    36.269 -9999.00 -9999.0     7.58     0.002482 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.00     0.14    21.20    81.88     3.82
177   1  1 2  9  10.496  -64.669  20811  733 1310  1309.570    17.27    36.249    26.407    36.250 -9999.00 -9999.0     7.57     0.002513 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00     0.03     0.16    26.80    92.11     4.10
177   1  1 4  1  10.503  -64.665  20811  434    1 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00     2.76     1.28    11.40 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
177   1  1 4  2  10.503  -64.665  20811  434    1 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00     2.76     1.28    11.40 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
177   1  1 4  3  10.503  -64.665  20811  434    7 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00     2.10     1.84     9.87 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
177   1  1 4  4  10.503  -64.665  20811  434    7 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00     2.10     1.84     9.87 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
177   1  1 4  5  10.503  -64.665  20811  434   15 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00     2.87     1.26     1.73 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
177   1  1 4  6  10.503  -64.665  20811  434   15 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00     2.87     1.26     1.73 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
177   1  1 4  7  10.503  -64.665  20811  434   25 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00     2.04     0.77     0.17 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
177   1  1 4  8  10.503  -64.665  20811  434   25 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00     2.04     0.77     0.17 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
177   1  1 4  9  10.503  -64.665  20811  434   35 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00     0.24     0.23     0.02 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
177   1  1 4 10  10.503  -64.665  20811  434   55 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00     0.09     0.15     0.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
177   1  1 4 11  10.503  -64.665  20811  434   75 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00     0.07     0.13 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
177   1  1 4 12  10.503  -64.665  20811  434  100 -9999.000 -9999.00 -9999.000 -9999.000 -9999.000 -9999.00 -9999.0 -9999.00 -9999.000000 -9999.00 -9999.00     0.03     0.06 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00
