$NEGOM N4: 21-FEB-2002 Last Modification
$NEGOM N4: This file was created 31-MAR-1999.
*******************************************************************
** The Northeastern Gulf of Mexico Physical Oceanography Program **
**        Chemical Oceanography and Hydrography Study            **
**                                                               **
** Sponsored by: U.S. Minerals Management Service                **
**               Contract number OCS 1435-01-97-CT-30851         **
**                                                               **
** Conducted by: Dept. of Oceanography, Texas A&M University     **
**                                                               **
** Archived by;                                                  **
**                                                               **
**    The National Oceanographic Data Center (NODC)              **
**              NODC Project Code 0412                           **
**                                                               **
** For questions regarding these data please contact:            **
** Dr. Matthew K. Howard                                         **
** Department of Oceanography, Texas A&M University              **
** College Station, TX 77843-3146                                **
** (979)-862-4169 (voice), email: mkhoward@tamu.edu              **
*******************************************************************
$NEGOM N4: 21-FEB-2002 Added Standardized Contact Header
$NEGOM N4: 
$NEGOM N4: This file contains the extracted chlorophyll-a from water samples
$NEGOM N4:   taken from a flow-through sampling stream on R/V GYRE. 
$NEGOM N4:   The sampling stream was pumped at a rate of 20 L/min from 
$NEGOM N4:   a hull depth of 3 m into the main laboratory through a debubbler 
$NEGOM N4:   and mixing chamber of 20-liter volume; the water in the mixing 
$NEGOM N4:   chamber had a residence time of about one minute.  This pumped 
$NEGOM N4:   flow was reduced from 20 L/min to 1 l/min using garden hoses 
$NEGOM N4:   connected by adjustable ball balues to a "Y" splitter valve 
$NEGOM N4:   leading off the debubbler.  This 1 L/min flow was shunted to 
$NEGOM N4:   a continuous-flow Turner Designs model 10 fluorometer, which  
$NEGOM N4:   provided instantaneous fluorescence data at 2-minute intervals.  
$NEGOM N4: One-liter samples were collected from the flow-through stream and  
$NEGOM N4:   filtered. As the sample was drawn, an average fluorescence was 
$NEGOM N4:   estimated.  Chlorophyll-a was extracted from the filters using   
$NEGOM N4:   methods of Parsons, T. R., Y. Maita, and C. M. Lalli, 1985, "A 
$NEGOM N4:   Manual of Chemical and Biological Methods for Seawater Analysis", 
$NEGOM N4:   Pergamon, Elmsford, New York, 173 pp.  The pairs of fluorescence 
$NEGOM N4:   and extracted chlorophyll-a were used to calibrate the 2-minute
$NEGOM N4:   fluorescence samples to obtain 2-minute calculated chlorophyll-a.
$NEGOM N4:   The 2-min data are reported in the SAIL data file for cruise N4.
$NEGOM N4:   
$NEGOM N4: _____________________________________________________________________
$NEGOM N4: PARAMETER DESCRIPTION                    UNITS
$NEGOM N4: CRZ       Cruise ID                      NEGOM cruise number
$NEGOM N4: DATE      Date in UTC                    day-month-year
$NEGOM N4: TIME      Time in UTC                    hour:minutes
$NEGOM N4: LAT       Latitude                       degrees North
$NEGOM N4: LON       Longitude                      degrees West
$NEGOM N4: FLC       Flow-through fluorescence      millivolts
$NEGOM N4: CHL       Extracted chlorophyll-a sample micrograms/liter
$NEGOM N4: STN_NAME  NEGOM station name where available
$NEGOM N4: _____________________________________________________________________
$NEGOM N4: 
$NEGOM N4: Primary QA/QC was performed at sea, 13-24 November 1998.
$NEGOM N4: 02-APR-1999 Added header to file.
$NEGOM N4: 02-APR-1999 Added latitudes and longitudes.
$NEGOM N4: 02-APR-1999 Corrected time for 24-NOV-1998 at 12:25.
$NEGOM N4: 19-APR-2001 Added station names.
$NEGOM N4:
CRZ      DATE       TIME    LAT       LON     FLC    CHL   STN
 N4  13-NOV-1998   04:15   30.359   -89.091   920   3.82   alongside_dock
 N4  13-NOV-1998   19:25   29.200   -87.340   269   0.28   N4TEST00C
 N4  14-NOV-1998   00:36   28.663   -87.204   229   0.18   1000m_transit
 N4  14-NOV-1998   17:28   27.499   -85.393   198   0.15   N4L11S18C
 N4  14-NOV-1998   20:10   27.500   -85.224   213   0.12   N4L11S16C
 N4  14-NOV-1998   22:00   27.501   -85.073   167   0.11   N4L11S14C
 N4  14-NOV-1998   23:47   27.500   -84.887   177   0.15   N4L11S12C
 N4  15-NOV-1998   01:49   27.500   -84.679   172   0.12   N4L11S10C
 N4  15-NOV-1998   04:07   27.500   -84.344   165   0.13   N4L11S08C
 N4  15-NOV-1998   07:11   27.498   -83.943   182   0.15   N4L11S06C
 N4  15-NOV-1998   10:15   27.502   -83.496   183   0.18   N4L11S04C
 N4  15-NOV-1998   13:19   27.501   -83.024   320   0.49   N4L11S02C
 N4  15-NOV-1998   14:38   27.498   -82.837   350   0.56   N4L11S01C
 N4  15-NOV-1998   19:47   28.122   -83.073   412   0.73   W_FL_Shelf
 N4  15-NOV-1998   23:08   28.606   -83.058   661   1.10   N4L10S01C
 N4  16-NOV-1998   01:29   28.524   -83.329   471   0.45   N4L10S03C
 N4  16-NOV-1998   04:07   28.400   -83.701   378   0.51   N4L10S05C
 N4  16-NOV-1998   06:50   28.285   -84.059   285   0.26   N4L10S07C
 N4  16-NOV-1998   09:21   28.178   -84.404   260   0.15   N4L10S09C
 N4  16-NOV-1998   09:33   28.173   -84.419   280   0.22   local_patch
 N4  16-NOV-1998   11:44   28.080   -84.706   233   0.16   N4L10S11C
 N4  16-NOV-1998   13:22   28.025   -84.878   279   0.19   N4L10S13C
 N4  16-NOV-1998   15:37   27.955   -85.074   167   0.17   N4L10S15C
 N4  16-NOV-1998   17:29   27.895   -85.277   166   0.20   N4L10S17C
 N4  16-NOV-1998   19:30   27.849   -85.409   159   0.21   N4L10S19C
 N4  16-NOV-1998   21:55   27.780   -85.626   172   0.17   N4L10S21C
 N4  17-NOV-1998   03:00   28.006   -86.039   161   0.13   N4L09S21C
 N4  17-NOV-1998   05:10   28.106   -85.864   180   0.19   N4L09S19C
 N4  17-NOV-1998   06:36   28.185   -85.753   184   0.20   N4L09S17C
 N4  17-NOV-1998   08:50   28.311   -85.563   177   0.21   N4L09S15C
 N4  17-NOV-1998   10:47   28.408   -85.397   171   0.18   N4L09S13C
 N4  17-NOV-1998   12:26   28.508   -85.236   183   0.22   N4L09S11C
 N4  17-NOV-1998   14:28   28.627   -85.044   178   0.22   N4L09S09C
 N4  17-NOV-1998   17:18   28.838   -84.693   221   0.29   N4L09S07C
 N4  17-NOV-1998   21:39   29.104   -84.261   268   0.39   N4L09S05C
 N4  18-NOV-1998   01:05   29.344   -83.856   380   0.56   N4L09S03C
 N4  18-NOV-1998   03:18   29.518   -83.582   626   0.94   N4L09S01C
 N4  18-NOV-1998   07:46   29.569   -84.304   349   0.48   BigBend_shelf
 N4  18-NOV-1998   09:25   29.588   -84.599   465   1.17   BigBend_shelf
 N4  18-NOV-1998   10:31   29.621   -84.786   822   2.93   N4L08S01C
 N4  18-NOV-1998   13:00   29.391   -85.043   680   2.76   N4L08S03C
 N4  18-NOV-1998   15:12   29.203   -85.273   174   0.22   N4L08S05C
 N4  18-NOV-1998   17:42   28.983   -85.530   159   0.22   N4L08S07C
 N4  18-NOV-1998   20:33   28.828   -85.718   156   0.17   N4L08S09C
 N4  18-NOV-1998   23:30   28.603   -85.986   164   0.15   N4L08S11C
 N4  19-NOV-1998   02:08   28.403   -86.214   159   0.15   N4L08S13C
 N4  19-NOV-1998   04:08   28.290   -86.355   155   0.16   N4L08S15C
 N4  19-NOV-1998   06:19   28.142   -86.530   148   0.16   N4L08S17C
 N4  19-NOV-1998   11:43   28.379   -86.988   157   0.18   N4L07S17C
 N4  19-NOV-1998   14:16   28.559   -86.778   161   0.21   N4L07S15C
 N4  19-NOV-1998   16:13   28.702   -86.614   161   0.19   N4L07S13C
 N4  19-NOV-1998   18:22   28.865   -86.420   153   0.18   N4L07S11C
 N4  19-NOV-1998   20:30   29.018   -86.246   170   0.20   N4L07S09C
 N4  19-NOV-1998   23:00   29.213   -86.025   162   0.20   N4L07S07C
 N4  20-NOV-1998   00:16   29.304   -85.915   169   0.18   N4L07S05C
 N4  20-NOV-1998   02:13   29.500   -85.693   194   0.23   N4L07S03C
 N4  20-NOV-1998   04:13   29.686   -85.478   297   0.34   N4L07S01C
 N4  20-NOV-1998   05:09   29.739   -85.418   324   0.39   N4L07S00C
 N4  20-NOV-1998   09:36   30.179   -85.884   361   0.62   N4L06S01C
 N4  20-NOV-1998   11:14   30.018   -86.022   244   0.34   N4L06S03C
 N4  20-NOV-1998   12:52   29.851   -86.166   217   0.32   N4L06S05C
 N4  20-NOV-1998   14:29   29.686   -86.312   156   0.27   N4L06S07C
 N4  20-NOV-1998   16:51   29.500   -86.471   174   0.28   N4L06S09C
 N4  20-NOV-1998   19:22   29.315   -86.628   184   0.25   N4L06S11C
 N4  20-NOV-1998   21:44   29.134   -86.786   182   0.22   N4L06S13C
 N4  20-NOV-1998   23:50   28.982   -86.913   153   0.16   N4L06S15C
 N4  21-NOV-1998   02:25   28.815   -87.064   156   0.14   N4L06S17C
 N4  21-NOV-1998   04:28   28.654   -87.207   148   0.12   N4L06S19C
 N4  21-NOV-1998   07:53   29.056   -87.205   155   0.16   N4L05S17C
 N4  21-NOV-1998   10:27   29.277   -87.112   166   0.20   N4L05S15C
 N4  21-NOV-1998   12:33   29.471   -87.015   177   0.20   N4L05S13C
 N4  21-NOV-1998   14:47   29.615   -86.946   179   0.23   N4L05S11C
 N4  21-NOV-1998   16:02   29.727   -86.887   183   0.23   N4L05S09C
 N4  21-NOV-1998   18:01   29.884   -86.813   196   0.30   N4L05S07C
 N4  21-NOV-1998   19:56   30.042   -86.731   215   0.30   N4L05S05C
 N4  21-NOV-1998   21:15   30.204   -86.657   260   0.40   N4L05S03C
 N4  21-NOV-1998   22:40   30.366   -86.580   433   0.84   N4L05S01C
 N4  22-NOV-1998   06:40   30.294   -87.353   787   2.67   N4L04S00C
 N4  22-NOV-1998   07:23   30.221   -87.354   386   0.66   N4L04S01C
 N4  22-NOV-1998   09:25   29.978   -87.354   257   0.41   N4L04S03C
 N4  22-NOV-1998   11:35   29.731   -87.351   205   0.30   N4L04S05C
 N4  22-NOV-1998   13:09   29.569   -87.354   207   0.32   N4L04S07C
 N4  22-NOV-1998   14:22   29.532   -87.346   220   0.34   N4L04S08C
 N4  22-NOV-1998   16:10   29.375   -87.330   271   0.46   N4L04S10C
 N4  22-NOV-1998   19:14   29.193   -87.346   203   0.29   N4L04S12C
 N4  23-NOV-1998   00:36   29.161   -87.864   196   0.30   N4L03S10C
 N4  23-NOV-1998   02:07   29.204   -87.891   193   0.32   N4L03S09C
 N4  23-NOV-1998   03:17   29.292   -87.881   193   0.33   N4L03S08C
 N4  23-NOV-1998   04:14   29.346   -87.875   243   0.45   N4L03S07C
 N4  23-NOV-1998   06:17   29.560   -87.948   292   0.59   N4L03S05C
 N4  23-NOV-1998   08:37   29.803   -87.999   313   0.69   N4L03S03C
 N4  23-NOV-1998   10:48   30.029   -88.026   321   0.67   N4L03S01C
 N4  23-NOV-1998   11:56   30.143   -88.089   455   1.18   N4L03S00C
 N4  23-NOV-1998   16:43   29.789   -88.753   403   0.97   N4L02S00C
 N4  23-NOV-1998   18:07   29.660   -88.692   302   0.66   N4L02S01C
 N4  23-NOV-1998   20:34   29.392   -88.576   314   0.65   N4L02S03C
 N4  23-NOV-1998   22:08   29.233   -88.504   188   0.28   N4L02S05C
 N4  23-NOV-1998   23:21   29.177   -88.474   186   0.29   N4L02S06C
 N4  24-NOV-1998   00:35   29.048   -88.416   185   0.28   N4L02S08C
 N4  24-NOV-1998   02:55   28.881   -88.340   180   0.23   N4L02S10C
 N4  24-NOV-1998   08:30   28.669   -88.903   171   0.23   N4L01S07C
 N4  24-NOV-1998   10:15   28.803   -88.950   329   0.86   N4L01S05C
 N4  24-NOV-1998   11:27   28.894   -88.978   512   1.31   N4L01S04C
 N4  24-NOV-1998   12:25   28.951   -89.002   629   1.87   N4L01S03C
 N4  24-NOV-1998   13:34   29.058   -89.030   680   1.64   N4L01S01C
 N4  24-NOV-1998   19:34   28.659   -89.838   493   2.04   MER_cast
 N4  24-NOV-1998   22:59   28.615   -89.966   478   1.60   Miss_Canyon
 N4  25-NOV-1998   00:00   28.633   -90.155   835   3.82   Miss_Riv_plume
