*2026/09/01 14:42:11.87 *IOS HEADER VERSION 2.0 2016/04/28 2016/06/13 IVF16 *FILE START TIME : UTC 2025/06/20 10:30:19.000 TIME INCREMENT : 0 0 0 0.416667E-01 0 ! (day hr min sec ms) NUMBER OF RECORDS : 62 DATA DESCRIPTION : CTD FILE TYPE : ASCII CRC : B17C01EA NUMBER OF CHANNELS : 8 $TABLE: CHANNELS ! No Name Units Minimum Maximum !--- ----------------------- --------------- -------------- -------------- 1 Pressure decibar 3 64 2 Depth metres 3.03 63.077 3 Temperature:Primary 'deg C (ITS90)' 9.2593 13.2476 4 Conductivity:Primary S/m 3.369061 3.447194 5 Salinity:T0:C0 PSS-78 28.6967 31.4484 6 Oxygen:Dissolved:SBE mL/L 4.17 8.012 7 Oxygen:Dissolved:SBE umol/kg 181.8144 350.2954 8 Number_of_bin_records n/a 13 38 $END $TABLE: CHANNEL DETAIL ! No Pad Start Width Format Type Decimal_Places !--- ---- ----- ----- ------ ---- -------------- 1 -99 ' ' 7 F ' ' 1 2 -99 ' ' 7 F ' ' 1 3 -99 ' ' 9 F ' ' 4 4 -99 ' ' 10 F ' ' 5 5 -99 ' ' 9 F ' ' 4 6 -99 ' ' 7 F ' ' 2 7 -99 ' ' 6 F ' ' 1 8 ' ' ' ' 5 I I 0 $END $REMARKS This file converted from Sea-Bird file: C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird Steps\5_DERIVE\2025-021-0043.cnv $END *ADMINISTRATION MISSION : 2025-021 AGENCY : IOS, Ocean Sciences Division, Sidney, B.C. COUNTRY : Canada PROJECT : Passive Acoustics SCIENTIST : Burnham R. PLATFORM : Vector *LOCATION GEOGRAPHIC AREA : Strait of Georgia/Juan de Fuca Strait/WCVI STATION : GI-01 EVENT NUMBER : 43 LATITUDE : 48 45.79800 N ! (deg min) LONGITUDE : 123 20.52600 W ! (deg min) WATER DEPTH : 68 ALTIMETER (M) : 4.93 ! 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 : 0506 $TABLE: SENSORS ! Name Abs Depth Serial No ! --------------------------------- -------------- ---------- Temperature ' ' 2374 Conductivity ' ' 4448 'Pressure:Digiquartz with TC' ' ' 0506 Temperature:2 ' ' 4883 Conductivity:2 ' ' 4434 'Oxygen:SBE 43' ' ' 3234 'Fluorometer:WET Labs ECO-AFL/FL' ' ' FLRTD-2216 'Transmissometer:WET Labs C-Star' ' ' 983DR Altimeter ' ' 73171 $END $REMARKS Software Version Seasave V 7.26.7.121 $END *HISTORY $TABLE: PROGRAMS ! Name Vers Date Time Recs In Recs Out ! -------- ------ ---------- -------- --------- --------- SBE_IOS 4.3 2026/08/18 11:49:23 4553 4553 CLEAN 5.3 2026/08/18 11:55:31 4553 4553 MERGEHDR 1.3 2026/08/21 10:08:32 4553 4553 DELETE 6.3 2026/08/25 09:03:58 4553 1662 SUPPRESS 1.1 2026/09/01 09:07:29 1662 1662 BINAVE 4.2.1 2026/09/01 09:13:06 1613 62 REMOVECH 8.2 2026/09/01 13:19:24 62 62 CHGUNITS 3.2 2026/09/01 13:22:10 62 62 REORDER 1.3.1 2026/09/01 14:38:41 ? ? HDREDIT2 3.2 2026/09/01 14:42:11 ? ? $END $REMARKS -CLEAN functions: 2026/08/18 11:55:06 20 Reset #RECS, MIN & MAX values in header. Set event to last 3 characters of file name -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 54.08 dbars Sample interval (from FILE section of header) = 0.042 seconds. -The following BINAVE parameters were used: Bin channel = Pressure Averaging interval = 1.00 Minimum bin value = 0.000 Bin value was used Interpolated values were NOT used for empty bins Channel 'NUMBER_OF_BIN_RECORDS' was added to file. -REMOVECH 2026/09/01 13:19:24 The following CHANNEL(S) were removed: Scan_Number Temperature:Secondary [deg C (ITS90)] Conductivity:Secondary [S/m] Oxygen:Voltage:SBE [volts] Altimeter [metres] Status:Pump Descent_Rate [m/s] Salinity:T1:C1 [PSS-78] Flag Prediction_Flag -CHANGE units: Temperature reference channel: Temperature:Primary Salinity reference channel: Salinity:T0:C0 'Oxygen:Dissolved:SBE' changed from mL/L to umol/kg -HEADER EDITS: 2026/09/01 14:42:11 Applied edit header: C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\2025-021-HDR.TXT Channel 1: Pressure [decibar] Format: F10.3 ==> F7.1 Channel 2: Depth [metres] Name: Depth:Salt_Water ==> Depth Format: F10.3 ==> F7.1 Channel 4: Conductivity:Primary [S/m] Format: F11.6 ==> F10.5 Channel 6: Oxygen:Dissolved:SBE [mL/L] Format: F8.3 ==> F7.2 $END *COMMENTS SBE HEADER Sea-Bird SBE 9 Data File: FileName = C:\Users\Science1\Desktop\2025 surveys\2025-021\2025-021-0043.hex Software Version Seasave V 7.26.7.121 Temperature SN = 2374 Conductivity SN = 4448 Number of Bytes Per Scan = 30 Number of Voltage Words = 4 Number of Scans Averaged by the Deck Unit = 1 System UpLoad Time = Jun 20 2025 10:30:19 SBE 11plus V 5.2 number of scans to average = 1 pressure baud rate = 9600 NMEA baud rate = 4800 GPIB address = 1 advance primary conductivity 0.073 seconds advance secondary conductivity 0.073 seconds autorun on power up is disabled S> Ship: Vector 2025-021 Station: GI-01 Depth: 68 System UTC = Jun 20 2025 10:30:19 # nquan = 15 # nvalues = 4553 # units = specified # name 0 = scan: Scan Count # name 1 = prDM: Pressure, Digiquartz [db] # name 2 = depSM: Depth [salt water, m], lat = 49.00 # name 3 = t090C: Temperature [ITS-90, deg C] # name 4 = t190C: Temperature, 2 [ITS-90, deg C] # name 5 = c0S/m: Conductivity [S/m] # name 6 = c1S/m: Conductivity, 2 [S/m] # name 7 = sbeox0V: Oxygen raw, SBE 43 [V] # name 8 = altM: Altimeter [m] # name 9 = pumps: Pump Status # name 10 = dz/dtM: Descent Rate [m/s] # name 11 = sal00: Salinity, Practical [PSU] # name 12 = sal11: Salinity, Practical, 2 [PSU] # name 13 = sbeox0ML/L: Oxygen, SBE 43 [ml/l], WS = 2 # name 14 = flag: flag # span 0 = 1, 4553 # span 1 = 1.510, 64.085 # span 2 = 1.497, 63.531 # span 3 = 9.2437, 13.5035 # span 4 = 9.2404, 13.4805 # span 5 = 3.368991, 3.453927 # span 6 = 3.369329, 3.453553 # span 7 = 1.6543, 2.9463 # span 8 = 4.79, 74.14 # span 9 = 0, 1 # span 10 = -0.960, 1.064 # span 11 = 28.5475, 31.4681 # span 12 = 28.5625, 31.4743 # span 13 = 4.1519, 8.2056 # span 14 = 0.0000e+00, 0.0000e+00 # interval = seconds: 0.0416667 # start_time = Jun 20 2025 10:30:19 [System UTC, header] # bad_flag = -9.990e-29 # # # # # 2374 # 16-Feb-23 # 1 # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.000 # 4.34942344e-003 # 6.46175615e-004 # 2.37716416e-005 # 2.28119084e-006 # 1000.000 # 1.00000000 # 0.0000 # # # # # # 4448 # 23-Feb-24 # 1 # # 0.0000 # 2000.0000 # 0 # # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.0 # -9.57000000e-008 # # # -9.86463880e+000 # 1.67024593e+000 # -4.09529056e-003 # 4.36167918e-004 # -9.57000000e-008 # 3.2500e-006 # # 0.00000000e+000 # # 1.00000000 # 0.00000 # # # # # # 0506 # 22-Feb-23 # -4.957807e+004 # -1.280011e+000 # 1.485710e-002 # 4.021200e-002 # 0.000000e+000 # 3.037224e+001 # -6.696188e-004 # 3.897170e-006 # 3.287590e-009 # 0.99994981 # -0.38861 # 0.000000e+000 # 1.280810e-002 # -9.210198e+000 # # # # # # 4883 # 23-Feb-23 # 1 # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.000 # 4.38035734e-003 # 6.40425941e-004 # 2.15429978e-005 # 1.82657280e-006 # 1000.000 # 1.00000000 # 0.0000 # # # # # # 4434 # 23-Feb-24 # 1 # # 0.0000 # 2000.0000 # 0 # # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.0 # -9.57000000e-008 # # # -9.81866781e+000 # 1.71652661e+000 # -2.26528183e-003 # 2.87111018e-004 # -9.57000000e-008 # 3.2500e-006 # # 0.00000000e+000 # # 1.00000000 # 0.00000 # # # # # # 3234 # 16-Nov-24 # 1 # # # 0.0000 # 0.0000e+000 # 0.0000 # 0.00e+000 # 0.0000 # 0.0 # # # # 5.0998e-001 # -0.5273 # -1.2630e-003 # 6.1572e-005 # -1.3839e-006 # 2.5826e+000 # 1.92634e-004 # -4.64803e-002 # 3.6000e-002 # 1.6000 #

-3.3000e-002

#

5.0000e+003

#

1.4500e+003

#
#
#
# # # # FLRTD-2216 # 8-Mar-17 # 1.20000000e+001 # # 0.0440 # # # # # # 983DR # 13-Feb-2024 # 20.5678 # -1.1559 # 0.250 # # # # # # # # # 73171 # 2024-01-30 # 15.000 # 0.000 # # # # # # # # # # # #
# datcnv_date = Aug 18 2026 11:38:22, 7.26.7.129 [datcnv_vars = 11] # datcnv_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird Step s\Raw CTD data\2025-021-0043.hex C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird Steps\Raw CTD data\2025-021-0043.XMLCON # datcnv_skipover = 0 # datcnv_ox_hysteresis_correction = yes # wildedit_date = Aug 18 2026 11:41:12, 7.26.7.129 # wildedit_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird St eps\1_DATACNV\2025-021-0043.cnv # wildedit_pass1_nstd = 2.0 # wildedit_pass2_nstd = 5.0 # wildedit_pass2_mindelta = 0.000e+000 # wildedit_npoint = 50 # wildedit_vars = prDM depSM t090C t190C c0S/m c1S/m # wildedit_excl_bad_scans = yes # alignctd_date = Aug 18 2026 11:42:14, 7.26.7.129 # alignctd_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird St eps\2_WILDEDIT\2025-021-0043.cnv # alignctd_adv = sbeox0V 2.500 # celltm_date = Aug 18 2026 11:43:08, 7.26.7.129 # celltm_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird Step s\3_ALIGNCTD\2025-021-0043.cnv # celltm_alpha = 0.0245, 0.0245 # celltm_tau = 9.5000, 9.5000 # celltm_temp_sensor_use_for_cond = primary, secondary # Derive_date = Aug 18 2026 11:44:55, 7.26.7.129 [derive_vars = 3] # Derive_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird Step s\4_CELLTM\2025-021-0043.cnv C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird Steps\ Raw CTD data\2025-021-0001.XMLCON # derive_time_window_docdt = seconds: 2 # derive_ox_tau_correction = yes # file_type = ascii END* Remarks from CTDEDIT (2026/08/27 08:01:51): Removed negative descent rates and a few minor spikes ---------------------------------------------------------------------------------------- Data Processing Notes: ---------------------- There was no calibration sampling but temperature, conductivity, pressure and dissolved oxygen sensors had all been recently serviced and recalibrated. Note: there are both a fluorimeter and transmissometer listed, however there was no valid data. Channels were not included. For details on data processing see: 2025-021_Processing_Report.doc. !--1--- --2--- ---3---- ----4---- ---5---- --6--- --7-- -8-- !Pressu Depth Temperat Conductiv Salinity Oxygen Oxyge Numb !re ure: ity: :T0:C0 : n: er_o ! Primary Primary Dissol Disso ~bin ! ved: lved: _rec ! SBE SBE ords !------ ------ -------- --------- -------- ------ ----- ---- *END OF HEADER 3.0 3.0 13.2476 3.44719 28.6967 8.01 350.3 37 4.0 3.9 13.2192 3.44622 28.7088 7.59 332.1 32 5.0 5.0 12.7395 3.43160 28.9374 7.07 309.2 28 6.0 5.9 12.1429 3.40780 29.1737 6.68 291.9 30 7.0 7.0 11.8212 3.39737 29.3259 6.48 283.3 31 8.0 7.9 11.7183 3.39567 29.3904 6.47 282.6 28 9.0 8.9 11.6560 3.39653 29.4476 6.45 281.5 25 10.0 9.9 11.5890 3.39571 29.4925 6.34 277.1 25 11.0 10.9 11.3947 3.39130 29.6046 6.16 269.1 26 12.0 11.9 11.1951 3.38683 29.7211 5.96 260.1 21 13.0 12.9 11.0549 3.38389 29.8054 5.86 255.7 25 14.0 13.9 10.8901 3.37943 29.8954 5.78 252.3 26 15.0 14.9 10.7441 3.37854 30.0055 5.71 249.2 25 16.0 15.9 10.7046 3.37856 30.0378 5.65 246.7 22 17.0 16.8 10.6923 3.37862 30.0481 5.58 243.6 25 18.0 17.9 10.5627 3.37460 30.1147 5.53 241.2 26 19.0 18.8 10.4489 3.37091 30.1718 5.49 239.5 25 20.0 19.8 10.4150 3.36951 30.1856 5.46 238.3 25 21.0 20.8 10.3989 3.36906 30.1941 5.44 237.5 24 22.0 21.8 10.3885 3.37020 30.2136 5.43 237.0 25 23.0 22.8 10.3810 3.37185 30.2358 5.47 238.7 26 24.0 23.8 10.4141 3.37810 30.2700 5.50 240.1 25 25.0 24.8 10.4330 3.38411 30.3136 5.49 239.5 25 26.0 25.8 10.3808 3.38218 30.3376 5.44 237.6 25 27.0 26.8 10.3566 3.38309 30.3664 5.37 234.3 24 28.0 27.8 10.2822 3.38283 30.4256 5.22 227.9 26 29.0 28.8 10.1327 3.38160 30.5384 5.13 223.9 24 30.0 29.7 10.1104 3.38205 30.5613 5.10 222.7 25 31.0 30.7 10.1045 3.38227 30.5681 5.09 222.3 26 32.0 31.7 10.0908 3.38277 30.5843 5.08 221.8 26 33.0 32.7 10.0848 3.38264 30.5875 5.08 221.5 24 34.0 33.7 10.0818 3.38267 30.5900 5.07 221.1 26 35.0 34.7 10.0749 3.38297 30.5985 5.03 219.5 21 36.0 35.7 10.0261 3.38483 30.6580 4.99 217.6 26 37.0 36.7 9.9888 3.38575 30.6985 4.95 215.8 25 38.0 37.7 9.9731 3.38615 30.7154 4.89 213.2 25 39.0 38.6 9.9082 3.38760 30.7849 4.84 211.2 22 40.0 39.7 9.8754 3.38801 30.8165 4.82 210.2 25 41.0 40.7 9.8676 3.38806 30.8232 4.82 210.2 23 42.0 41.6 9.8633 3.38809 30.8269 4.82 210.2 25 43.0 42.6 9.8622 3.38808 30.8273 4.81 209.8 25 44.0 43.6 9.8607 3.38809 30.8283 4.79 209.1 24 45.0 44.6 9.8472 3.38788 30.8372 4.78 208.4 25 46.0 45.6 9.8336 3.38826 30.8522 4.77 208.3 26 47.0 46.6 9.8278 3.38848 30.8590 4.75 207.3 25 48.0 47.6 9.8125 3.38863 30.8732 4.72 205.7 24 49.0 48.6 9.7859 3.38901 30.8995 4.69 204.5 26 50.0 49.6 9.7668 3.38944 30.9198 4.66 203.2 25 51.0 50.6 9.7348 3.39003 30.9527 4.61 201.0 26 52.0 51.6 9.6680 3.39174 31.0272 4.55 198.5 25 53.0 52.5 9.6072 3.39276 31.0896 4.50 196.3 25 54.0 53.5 9.5784 3.39268 31.1133 4.47 195.1 26 55.0 54.5 9.5665 3.39277 31.1242 4.46 194.7 25 56.0 55.5 9.5613 3.39284 31.1290 4.45 194.2 26 57.0 56.5 9.5515 3.39309 31.1396 4.44 193.6 22 58.0 57.5 9.5361 3.39338 31.1555 4.40 191.8 26 59.0 58.5 9.4880 3.39440 31.2073 4.33 189.0 26 60.0 59.5 9.4051 3.39596 31.2949 4.29 187.0 26 61.0 60.5 9.3667 3.39666 31.3353 4.26 185.8 27 62.0 61.5 9.3526 3.39701 31.3508 4.22 184.1 33 63.0 62.5 9.2878 3.39823 31.4250 4.18 182.3 38 64.0 63.1 9.2593 3.39861 31.4484 4.17 181.8 13