*2026/09/01 14:42:15.43 *IOS HEADER VERSION 2.0 2016/04/28 2016/06/13 IVF16 *FILE START TIME : UTC 2025/06/22 23:35:07.000 TIME INCREMENT : 0 0 0 0.416667E-01 0 ! (day hr min sec ms) NUMBER OF RECORDS : 78 DATA DESCRIPTION : CTD FILE TYPE : ASCII CRC : 1547015C NUMBER OF CHANNELS : 8 $TABLE: CHANNELS ! No Name Units Minimum Maximum !--- ----------------------- --------------- -------------- -------------- 1 Pressure decibar 3 80 2 Depth metres 3.09 78.937 3 Temperature:Primary 'deg C (ITS90)' 9.0122 13.7293 4 Conductivity:Primary S/m 3.170172 3.374098 5 Salinity:T0:C0 PSS-78 25.8314 30.1966 6 Oxygen:Dissolved:SBE mL/L 4.349 7.24 7 Oxygen:Dissolved:SBE umol/kg 189.8347 317.0174 8 Number_of_bin_records n/a 21 61 $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\2025-021-0099.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 : SOGSstar_4 EVENT NUMBER : 99 LATITUDE : 48 55.91600 N ! (deg min) LONGITUDE : 123 24.26700 W ! (deg min) WATER DEPTH : 94 ALTIMETER (M) : 10.04 ! 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 11:50:27 6301 6301 CLEAN 5.3 2026/08/18 11:56:20 6301 6301 MERGEHDR 1.3 2026/08/21 10:09:42 6301 6301 DELETE 6.3 2026/08/25 09:04:43 6301 2265 SUPPRESS 1.1 2026/09/01 09:07:58 2265 2265 BINAVE 4.2.1 2026/09/01 09:13:19 2253 78 REMOVECH 8.2 2026/09/01 13:19:26 78 78 CHGUNITS 3.2 2026/09/01 13:22:11 78 78 REORDER 1.3.1 2026/09/01 14:38:42 ? ? HDREDIT2 3.2 2026/09/01 14:42:15 ? ? $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 70.26 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 14:42:15 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\2025-021-0099.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 22 2025 23:35:07 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: SOGSstar_4 Depth: 94 System UTC = Jun 22 2025 23:35:07 # nquan = 15 # nvalues = 6301 # 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, 6301 # span 1 = 2.216, 80.261 # span 2 = 2.197, 79.565 # span 3 = 9.0092, 14.2229 # span 4 = 9.0096, 14.2367 # span 5 = 3.043281, 3.377829 # span 6 = 3.036443, 3.378041 # span 7 = 1.6885, 2.6911 # span 8 = 9.87, 88.57 # span 9 = 1, 1 # span 10 = -0.918, 0.974 # span 11 = 24.3773, 30.2055 # span 12 = 24.3196, 30.2074 # span 13 = 4.3395, 7.4439 # span 14 = 0.0000e+00, 0.0000e+00 # interval = seconds: 0.0416667 # start_time = Jun 22 2025 23:35:07 [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 11:39:42, 7.26.7.129 [datcnv_vars = 11] # datcnv_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird Step s\Raw CTD data\2025-021-0099.hex C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird Steps\Raw CTD data\2025-021-0099.XMLCON # datcnv_skipover = 0 # datcnv_ox_hysteresis_correction = yes # wildedit_date = Aug 18 2026 11:41:20, 7.26.7.129 # wildedit_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird St eps\1_DATACNV\2025-021-0099.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 11:42:22, 7.26.7.129 # alignctd_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird St eps\2_WILDEDIT\2025-021-0099.cnv # alignctd_adv = sbeox0V 2.500 # celltm_date = Aug 18 2026 11:43:17, 7.26.7.129 # celltm_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird Step s\3_ALIGNCTD\2025-021-0099.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 11:45:06, 7.26.7.129 [derive_vars = 3] # Derive_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird Step s\4_CELLTM\2025-021-0099.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 10:26:49): Removed negative descent rates ---------------------------------------------------------------------------------------- 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 13.7293 3.17017 25.8314 7.22 316.5 37 4.0 4.0 13.4699 3.22028 26.4584 7.21 315.6 36 5.0 4.9 13.4083 3.23314 26.6177 7.20 315.4 39 6.0 5.9 13.3784 3.23998 26.7005 7.22 316.3 37 7.0 6.9 13.3699 3.24415 26.7441 7.24 317.0 33 8.0 7.9 13.3199 3.26273 26.9486 7.23 316.4 31 9.0 8.9 13.2491 3.28203 27.1750 7.17 313.8 31 10.0 9.9 13.1940 3.29519 27.3347 7.11 311.0 30 11.0 10.9 13.1519 3.30722 27.4752 7.07 309.3 27 12.0 11.9 13.1294 3.31631 27.5747 7.01 306.7 26 13.0 12.9 13.0922 3.32386 27.6709 7.02 307.3 28 14.0 13.9 13.0848 3.33099 27.7417 7.10 310.8 29 15.0 14.9 13.0512 3.34435 27.8818 7.18 313.9 24 16.0 15.9 12.6994 3.37410 28.4266 7.12 311.5 27 17.0 16.9 12.5267 3.36842 28.5034 6.76 295.6 28 18.0 17.8 12.2493 3.35693 28.6059 6.18 270.1 28 19.0 18.8 11.6140 3.33757 28.9108 5.76 251.5 27 20.0 19.8 11.4372 3.33382 29.0124 5.52 241.1 27 21.0 20.8 11.2775 3.33028 29.1033 5.40 236.0 27 22.0 21.8 11.1976 3.32769 29.1408 5.37 234.4 28 23.0 22.8 11.1107 3.32445 29.1778 5.33 232.8 28 24.0 23.8 11.0663 3.32280 29.1965 5.27 230.3 27 25.0 24.8 10.8593 3.31289 29.2641 5.21 227.4 25 26.0 25.8 10.6717 3.30536 29.3400 5.12 223.7 28 27.0 26.8 10.5072 3.29882 29.4075 5.01 219.0 29 28.0 27.7 10.3951 3.29408 29.4508 4.89 213.5 26 29.0 28.8 10.1097 3.28290 29.5711 4.78 208.8 26 30.0 29.7 10.0007 3.27819 29.6128 4.73 206.6 28 31.0 30.7 9.9488 3.27623 29.6352 4.71 205.6 27 32.0 31.7 9.9235 3.27528 29.6460 4.68 204.3 27 33.0 32.7 9.8886 3.27359 29.6575 4.66 203.4 27 34.0 33.7 9.8119 3.27008 29.6848 4.65 203.0 27 35.0 34.7 9.8035 3.26991 29.6895 4.64 202.6 27 36.0 35.7 9.8020 3.26995 29.6908 4.63 202.2 27 37.0 36.7 9.7892 3.26942 29.6957 4.62 201.5 28 38.0 37.7 9.7518 3.26766 29.7082 4.61 201.1 26 39.0 38.7 9.7038 3.26607 29.7315 4.59 200.6 28 40.0 39.7 9.6682 3.26498 29.7494 4.57 199.6 27 41.0 40.6 9.6354 3.26333 29.7595 4.54 198.1 27 42.0 41.6 9.5691 3.25883 29.7686 4.51 196.8 27 43.0 42.6 9.5244 3.25718 29.7886 4.46 194.9 27 44.0 43.6 9.4053 3.25037 29.8181 4.42 192.8 28 45.0 44.6 9.3414 3.24829 29.8497 4.41 192.3 28 46.0 45.6 9.3539 3.25349 29.8918 4.42 193.1 26 47.0 46.6 9.3577 3.25488 29.9023 4.43 193.3 26 48.0 47.6 9.3504 3.25491 29.9083 4.43 193.6 26 49.0 48.6 9.3550 3.25579 29.9130 4.44 193.6 27 50.0 49.6 9.3575 3.25606 29.9132 4.43 193.6 26 51.0 50.6 9.3585 3.25629 29.9144 4.43 193.6 26 52.0 51.5 9.3573 3.25713 29.9236 4.42 193.0 26 53.0 52.5 9.3286 3.25634 29.9390 4.41 192.4 27 54.0 53.5 9.2763 3.25366 29.9550 4.39 191.6 27 55.0 54.5 9.2624 3.25241 29.9535 4.37 190.8 26 56.0 55.5 9.2419 3.25063 29.9522 4.36 190.4 27 57.0 56.5 9.2253 3.24923 29.9513 4.35 189.8 26 58.0 57.5 9.2074 3.24792 29.9526 4.35 189.9 27 59.0 58.5 9.2120 3.24961 29.9656 4.37 190.8 27 60.0 59.5 9.2234 3.25117 29.9716 4.39 191.5 26 61.0 60.5 9.2428 3.25436 29.9873 4.39 191.4 27 62.0 61.5 9.2311 3.25605 30.0140 4.38 191.1 27 63.0 62.5 9.1950 3.25657 30.0492 4.37 190.7 25 64.0 63.5 9.1733 3.25668 30.0682 4.37 190.8 26 65.0 64.4 9.1714 3.25681 30.0708 4.37 190.5 27 66.0 65.4 9.1665 3.25711 30.0775 4.36 190.2 27 67.0 66.4 9.1336 3.25698 30.1036 4.36 190.3 28 68.0 67.4 9.1203 3.25664 30.1109 4.37 190.6 27 69.0 68.4 9.1127 3.25644 30.1148 4.36 190.4 26 70.0 69.4 9.1035 3.25610 30.1186 4.37 190.8 29 71.0 70.4 9.0961 3.25582 30.1216 4.37 190.5 28 72.0 71.4 9.0870 3.25544 30.1250 4.36 190.4 27 73.0 72.4 9.0728 3.25499 30.1320 4.36 190.5 28 74.0 73.4 9.0631 3.25483 30.1381 4.36 190.4 28 75.0 74.4 9.0535 3.25479 30.1454 4.36 190.2 32 76.0 75.3 9.0452 3.25466 30.1507 4.36 190.2 37 77.0 76.4 9.0438 3.25475 30.1523 4.36 190.2 38 78.0 77.3 9.0294 3.25547 30.1715 4.36 190.1 54 79.0 78.4 9.0151 3.25630 30.1917 4.35 190.0 61 80.0 78.9 9.0122 3.25656 30.1966 4.35 189.8 21