*2026/09/01 14:42:16.37 *IOS HEADER VERSION 2.0 2016/04/28 2016/06/13 IVF16 *FILE START TIME : UTC 2025/06/23 17:29:43.000 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 : 7A552BDC NUMBER OF CHANNELS : 8 $TABLE: CHANNELS ! No Name Units Minimum Maximum !--- ----------------------- --------------- -------------- -------------- 1 Pressure decibar 3 64 2 Depth metres 3.065 63.16 3 Temperature:Primary 'deg C (ITS90)' 9.7324 11.2983 4 Conductivity:Primary S/m 3.346912 3.389212 5 Salinity:T0:C0 PSS-78 29.4878 30.9413 6 Oxygen:Dissolved:SBE mL/L 4.487 5.796 7 Oxygen:Dissolved:SBE umol/kg 195.7256 253.1692 8 Number_of_bin_records n/a 24 77 $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\2025-021-0113.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 : SC-113 EVENT NUMBER : 113 LATITUDE : 48 46.20000 N ! (deg min) LONGITUDE : 123 20.53200 W ! (deg min) WATER DEPTH : 71 ALTIMETER (M) : 4.79 ! 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 11:50:43 5705 5705 CLEAN 5.3 2026/08/18 11:56:31 5705 5705 MERGEHDR 1.3 2026/08/21 10:09:57 5705 5705 DELETE 6.3 2026/08/25 09:04:54 5705 2176 SUPPRESS 1.1 2026/09/01 09:08:05 2176 2176 BINAVE 4.2.1 2026/09/01 09:13:21 2175 62 REMOVECH 8.2 2026/09/01 13:19:26 62 62 CHGUNITS 3.2 2026/09/01 13:22:12 62 62 REORDER 1.3.1 2026/09/01 14:38:42 ? ? HDREDIT2 3.2 2026/09/01 14:42:16 ? ? $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 54.03 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 13:19:26 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 14:42:16 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\2025-021-0113.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 23 2025 17:29:43 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: SC-113 Depth: 71 System UTC = Jun 23 2025 17:29:43 # nquan = 15 # nvalues = 5705 # 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, 5705 # span 1 = 1.722, 64.032 # span 2 = 1.707, 63.479 # span 3 = 9.7077, 11.5123 # span 4 = 9.7127, 11.4625 # span 5 = 3.345970, 3.390092 # span 6 = 3.346483, 3.390245 # span 7 = 1.7508, 2.1917 # span 8 = 4.69, 68.21 # span 9 = 0, 1 # span 10 = -0.910, 0.833 # span 11 = 29.4018, 30.9713 # span 12 = 29.4247, 30.9686 # span 13 = 4.4617, 5.8803 # span 14 = 0.0000e+00, 0.0000e+00 # interval = seconds: 0.0416667 # start_time = Jun 23 2025 17:29:43 [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 11:40:02, 7.26.7.129 [datcnv_vars = 11] # datcnv_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird Step s\Raw CTD data\2025-021-0113.hex C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird Steps\Raw CTD data\2025-021-0113.XMLCON # datcnv_skipover = 0 # datcnv_ox_hysteresis_correction = yes # wildedit_date = Aug 18 2026 11:41:22, 7.26.7.129 # wildedit_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird St eps\1_DATACNV\2025-021-0113.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 11:42:24, 7.26.7.129 # alignctd_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird St eps\2_WILDEDIT\2025-021-0113.cnv # alignctd_adv = sbeox0V 2.500 # celltm_date = Aug 18 2026 11:43:18, 7.26.7.129 # celltm_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird Step s\3_ALIGNCTD\2025-021-0113.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 11:45:08, 7.26.7.129 [derive_vars = 3] # Derive_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird Step s\4_CELLTM\2025-021-0113.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 (2026/08/28 14:23:39): 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 3.1 11.2983 3.37096 29.4878 5.80 253.2 72 4.0 4.0 11.2733 3.37012 29.4992 5.78 252.2 63 5.0 4.9 11.2304 3.36926 29.5247 5.69 248.7 54 6.0 5.9 11.0433 3.36713 29.6540 5.59 244.1 46 7.0 6.9 11.0009 3.36696 29.6862 5.56 242.9 42 8.0 7.9 10.9951 3.36677 29.6885 5.57 243.0 39 9.0 8.9 10.9911 3.36688 29.6925 5.51 240.8 38 10.0 9.9 10.8793 3.36464 29.7607 5.46 238.6 34 11.0 10.9 10.8603 3.36401 29.7695 5.45 238.2 34 12.0 11.9 10.8467 3.36340 29.7741 5.44 237.7 33 13.0 12.9 10.8275 3.36281 29.7837 5.43 237.1 34 14.0 13.9 10.8126 3.36205 29.7887 5.42 236.5 31 15.0 14.9 10.7956 3.36132 29.7941 5.41 236.3 34 16.0 15.9 10.7997 3.36159 29.7931 5.40 235.8 34 17.0 16.8 10.7897 3.36093 29.7943 5.38 235.1 30 18.0 17.8 10.7598 3.35938 29.8030 5.37 234.3 31 19.0 18.8 10.7263 3.35727 29.8092 5.35 233.6 32 20.0 19.8 10.7198 3.35690 29.8105 5.35 233.7 30 21.0 20.8 10.7291 3.35755 29.8089 5.34 233.4 31 22.0 21.8 10.7137 3.35663 29.8111 5.34 233.1 27 23.0 22.8 10.6912 3.35509 29.8147 5.34 233.0 31 24.0 23.8 10.6898 3.35496 29.8141 5.33 232.7 31 25.0 24.8 10.6921 3.35440 29.8063 5.31 231.7 31 26.0 25.8 10.6425 3.35051 29.8081 5.26 229.9 32 27.0 26.8 10.5821 3.34807 29.8329 5.23 228.5 30 28.0 27.8 10.5534 3.34691 29.8445 5.22 227.7 31 29.0 28.7 10.5401 3.34722 29.8580 5.22 227.9 28 30.0 29.7 10.5398 3.34768 29.8624 5.22 227.8 31 31.0 30.7 10.5316 3.34842 29.8761 5.22 227.8 31 32.0 31.7 10.5284 3.34905 29.8845 5.21 227.6 30 33.0 32.7 10.5336 3.35087 29.8979 5.24 228.6 30 34.0 33.7 10.5582 3.35504 29.9186 5.25 229.2 28 35.0 34.7 10.5678 3.35629 29.9226 5.25 229.2 31 36.0 35.7 10.5795 3.35891 29.9386 5.26 229.5 30 37.0 36.7 10.5844 3.36003 29.9466 5.26 229.7 24 38.0 37.7 10.5760 3.36053 29.9567 5.24 228.6 30 39.0 38.7 10.5437 3.35971 29.9746 5.21 227.6 31 40.0 39.7 10.5320 3.35933 29.9801 5.14 224.6 31 41.0 40.6 10.4357 3.35539 30.0200 5.02 219.2 30 42.0 41.6 10.2209 3.35373 30.1808 4.93 215.1 31 43.0 42.6 10.1889 3.35455 30.2152 4.90 213.8 31 44.0 43.6 10.1734 3.35487 30.2309 4.88 212.9 31 45.0 44.6 10.1405 3.35689 30.2781 4.84 211.3 30 46.0 45.6 10.0863 3.36031 30.3573 4.81 210.1 31 47.0 46.6 10.0690 3.36139 30.3822 4.78 208.8 31 48.0 47.6 10.0358 3.36379 30.4391 4.75 207.1 27 49.0 48.6 9.9737 3.36689 30.5168 4.71 205.5 31 50.0 49.6 9.9462 3.36846 30.5553 4.69 204.6 32 51.0 50.6 9.9350 3.36888 30.5686 4.67 203.8 31 52.0 51.5 9.9340 3.36935 30.5738 4.63 201.9 31 53.0 52.5 9.8159 3.37758 30.7567 4.57 199.2 31 54.0 53.5 9.8018 3.37865 30.7791 4.56 198.8 28 55.0 54.5 9.7966 3.37967 30.7934 4.56 198.9 31 56.0 55.5 9.7943 3.37969 30.7952 4.55 198.7 32 57.0 56.5 9.7900 3.38169 30.8187 4.55 198.5 30 58.0 57.5 9.7902 3.38212 30.8224 4.54 198.1 34 59.0 58.5 9.7889 3.38326 30.8346 4.54 198.1 33 60.0 59.5 9.7883 3.38366 30.8386 4.53 197.6 33 61.0 60.5 9.7827 3.38549 30.8615 4.52 197.1 45 62.0 61.5 9.7700 3.38720 30.8893 4.52 197.2 51 63.0 62.5 9.7525 3.38832 30.9153 4.50 196.3 77 64.0 63.2 9.7324 3.38921 30.9413 4.49 195.7 36