*2007/10/26 11:50:23.01 *IOS HEADER VERSION 1.8 2007/05/25 2007/05/25 *FILE START TIME : UTC 2007/05/25 16:43:47.000 TIME INCREMENT : 0 0 0 0.416667E-01 0 ! (day hr min sec ms) NUMBER OF RECORDS : 42 DATA DESCRIPTION : CTD FILE TYPE : ASCII CRC : 246DD38A NUMBER OF CHANNELS : 8 $TABLE: CHANNELS ! No Name Units Minimum Maximum !--- --------------------------- --------------- -------------- -------------- 1 Pressure decibar 3.252 43.61 2 Temperature:Secondary 'deg C (ITS90)' 7.7468 10.5114 3 Transmissivity %/metre 18.5 57.5 4 Fluorescence:URU:Seapoint mg/m^3 0.201 7.904 5 Oxygen:Dissolved:SBE mL/L 5.087 8.156 6 Oxygen:Dissolved:SBE umol/kg 221.5612 355.6215 7 Salinity:T1:C1 PSS-78 31.1479 32.5061 8 Number_of_bin_records n/a 16 45 $END $TABLE: CHANNEL DETAIL ! No Pad Start Width Format Type Decimal_Places !--- ---- ----- ----- ------ ---- -------------- 1 -99 ' ' 7 F ' ' 1 2 -99 ' ' 9 F ' ' 4 3 -99 ' ' 6 F ' ' 1 4 -99 ' ' 8 F ' ' 3 5 -99 ' ' 7 F ' ' 2 6 -99 ' ' 6 F ' ' 1 7 -99 ' ' 9 F ' ' 4 8 ' ' ' ' 5 I I 0 $END $REMARKS This file converted from Sea-Bird file: Q:\Cruise_Data_Processing\2007-12\Pro $END *ADMINISTRATION MISSION : 2007-12 AGENCY : IOS, Ocean Sciences Division, Sidney, B.C. COUNTRY : Canada PROJECT : La Perouse SCIENTIST : Yelland D. PLATFORM : John P. Tully *LOCATION GEOGRAPHIC AREA : West Coast Vancouver Island STATION : LG01 EVENT NUMBER : 53 LATITUDE : 49 20.52000 N ! (deg min) LONGITUDE : 126 34.98000 W ! (deg min) WATER DEPTH : 53 ALTIMETER (M) : 7.99 ! custom item $REMARKS Altimeter value is distance from bottom and is calculated as the median of the deepest 2 metres of data. $END *INSTRUMENT TYPE : Sea-Bird CTD MODEL : SBE-911plus SERIAL NUMBER : 0550 $TABLE: SENSORS ! Name Abs Depth Serial No ! ------------------------- -------------- ---------- temperature:primary ' ' 2968 conductivity:primary ' ' 1766 pressure ' ' 75636 temperature:secondary ' ' 2374 conductivity:secondary ' ' 1729 Fluorometer ' ' Seapoint transmissometer:primary ' ' 953 Oxygen:SBE ' ' 1117 altimeter: ' ' ' ' $END $REMARKS SOFTWARE VERSION SEASAVE WIN32 V 5.37M $END *HISTORY $TABLE: PROGRAMS ! Name Vers Date Time Recs In Recs Out ! -------- ------ ---------- -------- --------- --------- SBE_IOS 3.0 2007/09/26 18:10:20 11031 11031 CLEAN 5.0.2 2007/09/26 18:33:13 10995 10995 SHIFTDAT 3.4 2007/09/27 09:35:33 10995 10995 SHIFTDAT 3.4 2007/09/28 18:20:40 10995 10995 SHIFTDAT 3.4 2007/09/28 18:41:56 10995 10995 SHIFTDAT 3.4 2007/09/28 19:02:55 10995 10995 DELETE 6.3 2007/09/29 14:15:50 10995 1223 CTDEDIT 4.61 2007/10/01 17:05:38 1223 1052 CALIB 11.7 2007/10/25 17:29:42 1052 1052 FILTERS 4.3 2007/10/25 17:43:57 1052 1052 BINAVE 4.1.1 2007/10/25 17:48:49 1052 42 CALIB 11.7 2007/10/26 09:57:21 42 42 REMOVECH 8.0 2007/10/26 11:30:26 42 42 CHGUNITS 3.0 2007/10/26 11:30:52 42 42 REORDER 1.2.1 2007/10/26 11:32:41 ? ? HDREDIT2 2.5.1 2007/10/26 11:50:23 ? ? $END $REMARKS -CLEAN functions: 2007/09/26 18:22:24 20 Interpolation by Channel 1: Scan_Number [n/a] in Pressure Change Pad Value to -99 in Channel: Oxygen:Dissolved:SBE [mL/L] Set event to last 4 characters of file name -The following SHIFT parameters were used. Shift Channel: Fluorescence:Seapoint # of Records to Advance (-ve for Delay): At REC# 0 Shift= 24.00 -The following SHIFT parameters were used. Shift Channel: Oxygen:Dissolved:SBE # of Records to Advance (-ve for Delay): At REC# 0 Shift=130.00 -The following SHIFT parameters were used. Shift Channel: Conductivity:Primary # of Records to Advance (-ve for Delay): At REC# 0 Shift= 0.60 Salinity was recalculated after shift -The following SHIFT parameters were used. Shift Channel: Conductivity:Secondary # of Records to Advance (-ve for Delay): At REC# 0 Shift= -0.60 Salinity was recalculated after shift -The following DELETE parameters were used: Surface Record Removal: Last Press Min Maximum Surface Pressure (relative): 10.00 Surface Swell Pressure Tolerance: 1.00 Pressure filtered over width: 15 Swells deleted. Warning message if pressure difference of 2.00 Drop rates < 0.30m/s (calculated over 11 points) will be deleted. Drop rate applies in the range 10.00 to 33.76 dbars Sample interval (from FILE section of header) = 0.042 seconds. -CTDEDIT 2007/10/01 17:05:38 171 records were deleted in this editing session. 27 changes in channel Salinity:T1:C1 -CALIB parameters: 2007/10/25 17:29:42 Calibration type = Correct Mode: ONLY - calibration specs from Cal File only. Calibration file = Q:\Cruise_Data_Processing\2007-12\Processing\doc\2007-12-recal1.ccf Calibrations applied: Ch Name Units Fmla Coefficents -- ----------------------------- --------- --- ----------------------------- 10 Oxygen:Dissolved:SBE mL/L 10 0.2910000E-01 0.1092800E+01 -The following FILTER parameters were used. Median filter was used. Filter width = 11 The following channel(s) were filtered. Fluorescence:Seapoint -The following BINAVE parameters were used: Bin channel = Pressure Averaging interval = 1.00 Minimum bin value = 0.000 Average value was used Interpolated values were NOT used for empty bins Channel 'NUMBER_OF_BIN_RECORDS' was added to file. -CALIB parameters: 2007/10/26 09:57:21 Calibration type = Correct Mode: ONLY - calibration specs from Cal File only. Calibration file = Q:\Cruise_Data_Processing\2007-12\Processing\doc\2007-12-recal2.ccf Calibrations applied: Ch Name Units Fmla Coefficents -- ----------------------------- --------- --- ----------------------------- 10 Oxygen:Dissolved:SBE mL/L 10 -0.5400000E-01 0.8844000E+00 0.1430000E-01 -REMOVECH 2007/10/26 11:30:26 10 channels removed. -CHANGE units: 'Oxygen:Dissolved:SBE' changed from mL/L to umol/kg -HEADER EDITS: 2007/10/26 11:50:23 Applied edit header: Q:\Cruise_Data_Processing\2007-12\Processing\doc\2007-12-HDR.TXT Channel 1: Pressure [decibar] Units: dbars ==> decibar Format: F10.3 ==> F7.1 Channel 4: Fluorescence:URU:Seapoint [mg/m^3] Name: Fluorescence:Seapoint ==> Fluorescence:URU:Seapoint Channel 5: Oxygen:Dissolved:SBE [mL/L] Format: F8.3 ==> F7.2 $END *COMMENTS SBE HEADER Sea-Bird SBE 9 Data File: FileName = C:\data\2007-12\2007-12-0053.dat Software Version Seasave Win32 V 5.37m Temperature SN = 2968 Conductivity SN = 1766 Number of Bytes Per Scan = 27 Number of Voltage Words = 3 Number of Scans Averaged by the Deck Unit = 1 System UpLoad Time = May 25 2007 16:43:49 NMEA Latitude = 49 20.52 N NMEA Longitude = 126 34.98 W NMEA UTC (Time) = May 25 2007 16:43:47 Store Lat/Lon Data = Add to Header Only Ship: Tully Cruise: 2007-12 Station: LG01 Latitude: 49 20.50 Longitude: 126 34.99 Depth: 53 # nquan = 16 # nvalues = 11031 # units = specified # name 0 = scan: Scan Count # name 1 = prDM: Pressure, Digiquartz [db] # name 2 = t090C: Temperature [ITS-90, deg C] # name 3 = t190C: Temperature, 2 [ITS-90, deg C] # name 4 = c0S/m: Conductivity [S/m] # name 5 = c1S/m: Conductivity, 2 [S/m] # name 6 = flSP: Fluorescence, Seapoint # name 7 = xmiss: Beam Transmission, Chelsea/Seatech/Wetlab CStar [%] # name 8 = sbeox0V: Oxygen Voltage, SBE 43 # name 9 = sbeox0ML/L: Oxygen, SBE 43 [ml/l] # name 10 = altM: Altimeter [m] # name 11 = dz/dtM: Descent Rate [m/s] # name 12 = pumps: Pump Status # name 13 = sal00: Salinity [PSU] # name 14 = sal11: Salinity, 2 [PSU] # name 15 = flag: flag # span 0 = 1, 11031 # span 1 = 2.171, 43.756 # span 2 = 7.7382, 10.6699 # span 3 = 7.7391, 10.5992 # span 4 = 3.355838, 3.476727 # span 5 = 3.356521, 3.476080 # span 6 = 1.7949e-01, 8.9451e+00 # span 7 = 57.4442, 87.1364 # span 8 = 2.3431, 3.7802 # span 9 = 4.33476, 7.48527 # span 10 = 0.00, 100.00 # span 11 = -1.115, 1.302 # span 12 = 0, 1 # span 13 = 30.1682, 32.5174 # span 14 = 30.5659, 32.5226 # span 15 = 0.0000e+00, 0.0000e+00 # interval = seconds: 0.0416667 # start_time = May 25 2007 16:43:49 # bad_flag = -9.990e-29 # sensor 0 = Frequency 0 temperature, primary, 2968, 23-Dec-06 # sensor 1 = Frequency 1 conductivity, primary, 1766, 23-Dec-06, cpcor = -9.57 00e-08 # sensor 2 = Frequency 2 pressure, 75636, 04-June-99 # sensor 3 = Frequency 3 temperature, secondary, 2374, 21-Dec-06 # sensor 4 = Frequency 4 conductivity, secondary, 1729, 23-Dec-06, cpcor = -9. 5700e-08 # sensor 5 = Extrnl Volt 0 Fluorometer, Seapoint, primary # sensor 6 = Extrnl Volt 2 transmissometer, primary, 953, 23-Apr-07 # sensor 7 = Extrnl Volt 3 Oxygen, SBE, primary, 1117, 17-Oct-06 # sensor 8 = Extrnl Volt 4 altimeter # datcnv_date = Sep 25 2007 16:53:49, 7.12 # datcnv_in = Q:\Cruise_Data_Processing\2007-12\RAW\CTD\2007-12-0053.dat Q:\Crui se_Data_Processing\2007-12\Processing\doc\2007-12-ctd.CON # datcnv_skipover = 0 # wildedit_date = Sep 25 2007 17:54:00, 7.12 # wildedit_in = Q:\Cruise_Data_Processing\2007-12\Processing\convert\2007-12-005 3.cnv # wildedit_pass1_nstd = 2.0 # wildedit_pass2_nstd = 5.0 # wildedit_pass2_mindelta = 0.000e+000 # wildedit_npoint = 50 # wildedit_vars = prDM t090C t190C c0S/m c1S/m # wildedit_excl_bad_scans = yes # celltm_date = Sep 26 2007 15:29:59, 7.12 # celltm_in = Q:\Cruise_Data_Processing\2007-12\Processing\wildedit\2007-12-0053 .cnv # celltm_alpha = 0.0300, 0.0200 # celltm_tau = 9.0000, 7.0000 # celltm_temp_sensor_use_for_cond = primary, secondary # Derive_date = Sep 26 2007 15:35:23, 7.12 # Derive_in = Q:\Cruise_Data_Processing\2007-12\Processing\celltm\2007-12-0053.c nv Q:\Cruise_Data_Processing\2007-43\Processing\doc\2007-43-ctd.CON # file_type = ascii END* CTDEDIT was used to remove surface records to 3db and records corrupted by shed wakes around 42 and 43db; salinity was cleaned lightly. --------------------------------------------------------------------- Transmissivity and fluorescence are nominal and unedited except that some records were removed in editing temperature and salinity. The dissolved oxygen data in the CTD files should be considered • ±0.5ml/l from 0 – 50db (except in very high gradient areas where ~±1ml/l) • ±0.25ml/l from 50 – 250db • ±0.1ml/l from 250 – 1200db • data below 1200db are considered unreliable by the manufacturer *CALIBRATION $TABLE: CORRECTED CHANNELS ! Name Units Fmla Pad Coefficients ! ---------------------- ------ ---- ------ ------------ Oxygen:Dissolved:SBE mL/L 10 -99 () (0.291E-01 1.0928) Oxygen:Dissolved:SBE mL/L 10 -99 () (-0.54E-01 0.8844 0.143E-01) $END !--1--- ---2---- --3-- ---4--- --5--- --6-- ---7---- -8-- !Pressu Temperat Trans Fluores Oxygen Oxyge Salinity Numb !re ure: missi cence: : n: :T1:C1 er_o ! Secondar vity URU: Dissol Disso ~bin ! y Seapoin ved: lved: _rec ! t SBE SBE ords !------ -------- ----- ------- ------ ----- -------- ---- *END OF HEADER 3.3 10.5114 18.5 6.766 8.16 355.6 31.1479 23 4.0 10.5082 18.7 7.058 8.13 354.6 31.1481 37 5.0 10.4909 18.6 7.259 8.09 352.7 31.1495 38 6.0 10.4699 18.8 7.404 8.07 351.7 31.1541 28 7.0 10.4543 19.3 7.395 8.05 351.0 31.1579 23 8.0 10.4519 19.5 7.666 8.04 350.4 31.1591 22 9.0 10.4513 19.8 7.817 8.02 349.8 31.1607 23 10.0 10.4501 19.7 7.834 8.00 348.8 31.1608 27 11.0 10.4428 19.8 7.904 7.94 346.3 31.1646 28 12.0 10.4238 20.2 7.852 7.78 339.3 31.1725 24 13.0 10.3994 20.6 7.673 7.57 330.2 31.1817 23 14.0 10.3380 21.4 7.188 7.34 320.2 31.1994 22 15.0 10.1817 23.4 6.563 7.15 311.7 31.2389 21 16.0 9.9903 26.3 5.744 6.94 302.6 31.2827 26 17.0 9.7614 29.7 5.001 6.70 292.2 31.3410 27 18.0 9.6287 31.0 4.547 6.47 282.2 31.4064 27 19.0 9.4388 34.3 3.589 6.23 271.4 31.4952 24 20.0 9.2914 37.0 3.230 5.98 260.5 31.5692 24 21.0 9.1579 38.9 2.752 5.78 251.9 31.6624 22 22.0 9.0589 40.0 2.326 5.59 243.4 31.7216 20 23.0 8.8140 43.4 1.902 5.39 234.8 31.8849 20 24.0 8.6510 46.6 1.432 5.23 227.6 32.0313 22 25.0 8.5379 48.5 1.099 5.10 222.3 32.1215 26 26.0 8.4657 50.6 0.720 5.09 221.6 32.1784 27 27.0 8.3933 51.4 0.531 5.25 228.6 32.2388 25 28.0 8.3770 51.8 0.533 5.47 238.4 32.2477 21 29.0 8.3342 52.2 0.497 5.69 247.6 32.2593 22 30.0 8.2506 53.1 0.489 5.92 257.9 32.2822 24 31.0 8.1944 54.1 0.478 6.15 267.9 32.2986 25 32.0 8.1744 54.6 0.485 6.30 274.6 32.3028 21 33.0 8.0926 55.4 0.499 6.38 277.8 32.3146 18 34.0 8.0412 55.8 0.505 6.42 279.7 32.3194 19 35.0 7.9652 56.2 0.501 6.45 280.7 32.3301 22 36.0 7.8809 56.7 0.425 6.44 280.3 32.3453 25 37.0 7.8038 57.3 0.368 6.42 279.6 32.3629 26 38.0 7.7579 57.5 0.352 6.30 274.1 32.3816 24 39.0 7.7523 57.5 0.349 6.11 265.9 32.3869 22 40.0 7.7468 57.4 0.321 5.94 258.7 32.4038 26 41.0 7.8355 56.5 0.287 5.79 252.0 32.4477 37 42.0 7.8739 56.2 0.230 5.57 242.6 32.4936 45 43.3 7.8832 56.2 0.205 5.28 229.7 32.5056 30 43.6 7.8817 56.2 0.201 5.27 229.5 32.5061 16