*2026/09/01 14:42:15.73 *IOS HEADER VERSION 2.0 2016/04/28 2016/06/13 IVF16 *FILE START TIME : UTC 2025/06/23 04:04:53.000 TIME INCREMENT : 0 0 0 0.416667E-01 0 ! (day hr min sec ms) NUMBER OF RECORDS : 103 DATA DESCRIPTION : CTD FILE TYPE : ASCII CRC : EA7DDF8F NUMBER OF CHANNELS : 8 $TABLE: CHANNELS ! No Name Units Minimum Maximum !--- ----------------------- --------------- -------------- -------------- 1 Pressure decibar 3 105 2 Depth metres 3.199 103.95 3 Temperature:Primary 'deg C (ITS90)' 8.8808 13.8514 4 Conductivity:Primary S/m 3.177478 3.391325 5 Salinity:T0:C0 PSS-78 25.813 30.4693 6 Oxygen:Dissolved:SBE mL/L 4.369 7.417 7 Oxygen:Dissolved:SBE umol/kg 190.6238 325.0256 8 Number_of_bin_records n/a 18 45 $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\2025-021-0103.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_2 EVENT NUMBER : 103 LATITUDE : 48 58.81700 N ! (deg min) LONGITUDE : 123 30.42400 W ! (deg min) WATER DEPTH : 110 ALTIMETER (M) : 5.4 ! 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 11:50:32 7017 7017 CLEAN 5.3 2026/08/18 11:56:23 7017 7017 MERGEHDR 1.3 2026/08/21 10:09:46 7017 7017 DELETE 6.3 2026/08/25 09:04:46 7017 2542 SUPPRESS 1.1 2026/09/01 09:08:00 2542 2542 BINAVE 4.2.1 2026/09/01 09:13:20 2525 103 REMOVECH 8.2 2026/09/01 13:19:26 103 103 CHGUNITS 3.2 2026/09/01 13:22:11 103 103 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 95.82 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\2025-021-0103.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 04:04:53 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_2 Depth: 110 System UTC = Jun 23 2025 04:04:53 # nquan = 15 # nvalues = 7017 # 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, 7017 # span 1 = 1.719, 105.820 # span 2 = 1.704, 104.896 # span 3 = 8.8756, 14.9264 # span 4 = 8.8755, 14.9356 # span 5 = 2.833734, 3.399915 # span 6 = 2.825057, 3.400265 # span 7 = 1.6873, 2.9280 # span 8 = 4.81, 100.00 # span 9 = 0, 1 # span 10 = -1.048, 1.150 # span 11 = 22.1305, 30.4708 # span 12 = 22.0508, 30.4735 # span 13 = 4.3547, 8.3593 # span 14 = 0.0000e+00, 0.0000e+00 # interval = seconds: 0.0416667 # start_time = Jun 23 2025 04:04:53 [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 11:39:48, 7.26.7.129 [datcnv_vars = 11] # datcnv_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird Step s\Raw CTD data\2025-021-0103.hex C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird Steps\Raw CTD data\2025-021-0103.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\2025-021-0103.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\2025-021-0103.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\2025-021-0103.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\2025-021-0103.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 10:54:22): 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 3.2 13.8514 3.17748 25.8130 7.42 325.0 18 4.0 3.9 13.5253 3.26486 26.8262 6.94 304.0 39 5.0 4.9 13.3626 3.30674 27.3215 6.78 296.9 45 6.0 5.9 13.2990 3.34530 27.7200 6.71 293.6 40 7.0 7.0 13.1579 3.38308 28.1700 6.61 289.1 33 8.0 7.9 13.0327 3.38930 28.3210 6.47 283.0 27 9.0 8.9 12.8619 3.39133 28.4677 6.27 274.2 30 10.0 9.9 12.3924 3.37859 28.7036 6.10 266.6 25 11.0 10.9 12.1772 3.36872 28.7748 5.98 261.2 24 12.0 11.9 12.0353 3.36242 28.8240 5.89 257.5 24 13.0 12.9 11.8893 3.35531 28.8688 5.84 255.1 26 14.0 13.9 11.7168 3.34544 28.9081 5.80 253.5 25 15.0 14.9 11.6483 3.34138 28.9220 5.76 251.6 24 16.0 15.9 11.5804 3.33784 28.9406 5.70 249.0 23 17.0 16.9 11.5106 3.33583 28.9754 5.60 244.8 23 18.0 17.8 11.3783 3.33276 29.0491 5.50 240.2 25 19.0 18.8 11.1742 3.32340 29.1189 5.37 234.4 25 20.0 19.8 11.0508 3.32166 29.1994 5.21 227.8 23 21.0 20.8 10.8281 3.31364 29.2979 5.11 223.3 22 22.0 21.8 10.7254 3.31006 29.3447 5.03 219.8 22 23.0 22.8 10.4555 3.29803 29.4406 4.96 216.6 24 24.0 23.8 10.3301 3.29227 29.4870 4.93 215.3 25 25.0 24.8 10.2888 3.28986 29.4962 4.90 213.8 22 26.0 25.8 10.2646 3.28917 29.5087 4.86 212.3 21 27.0 26.8 10.1992 3.28688 29.5387 4.83 210.7 24 28.0 27.8 10.0785 3.28198 29.5878 4.77 208.4 24 29.0 28.8 10.0127 3.27965 29.6180 4.72 206.3 23 30.0 29.7 9.8891 3.27427 29.6650 4.68 204.3 23 31.0 30.7 9.7565 3.26936 29.7243 4.65 202.9 24 32.0 31.7 9.7455 3.26887 29.7282 4.62 201.9 23 33.0 32.7 9.7427 3.26887 29.7300 4.61 201.3 23 34.0 33.7 9.7331 3.26853 29.7342 4.59 200.4 24 35.0 34.7 9.6473 3.26437 29.7627 4.56 199.0 24 36.0 35.7 9.5562 3.26053 29.7990 4.54 198.2 23 37.0 36.7 9.5407 3.25989 29.8049 4.52 197.5 23 38.0 37.7 9.5328 3.25958 29.8079 4.50 196.7 24 39.0 38.7 9.5038 3.25811 29.8167 4.49 196.1 24 40.0 39.7 9.4680 3.25655 29.8302 4.47 195.3 23 41.0 40.7 9.4344 3.25506 29.8426 4.45 194.3 24 42.0 41.6 9.3988 3.25336 29.8546 4.43 193.5 23 43.0 42.6 9.3614 3.25168 29.8683 4.42 192.9 23 44.0 43.6 9.3105 3.24980 29.8913 4.42 192.9 23 45.0 44.6 9.2804 3.24845 29.9023 4.41 192.5 24 46.0 45.6 9.2334 3.24613 29.9175 4.40 191.9 25 47.0 46.6 9.1732 3.24386 29.9443 4.39 191.5 23 48.0 47.6 9.1175 3.24226 29.9744 4.38 191.0 23 49.0 48.6 9.0594 3.24041 30.0038 4.38 191.0 23 50.0 49.6 9.0224 3.23961 30.0264 4.39 191.5 23 51.0 50.6 9.0110 3.24050 30.0447 4.39 191.5 25 52.0 51.5 9.0129 3.24132 30.0511 4.39 191.8 25 53.0 52.5 9.0177 3.24210 30.0546 4.39 191.8 23 54.0 53.5 9.0209 3.24374 30.0684 4.38 191.0 22 55.0 54.5 9.0311 3.24576 30.0800 4.38 190.9 23 56.0 55.5 9.0112 3.24473 30.0859 4.38 191.2 25 57.0 56.5 8.9946 3.24490 30.1012 4.39 191.6 26 58.0 57.5 8.9669 3.24562 30.1316 4.40 191.9 24 59.0 58.5 8.9518 3.24726 30.1609 4.40 192.0 22 60.0 59.5 8.9431 3.24853 30.1809 4.40 192.1 24 61.0 60.5 8.9356 3.24896 30.1912 4.40 191.9 24 62.0 61.5 8.9329 3.24921 30.1958 4.40 191.9 24 63.0 62.4 8.9207 3.24897 30.2032 4.40 192.1 20 64.0 63.4 8.9108 3.24842 30.2055 4.41 192.2 24 65.0 64.4 8.9095 3.24825 30.2045 4.41 192.3 23 66.0 65.4 8.8986 3.24725 30.2030 4.41 192.4 23 67.0 66.4 8.8935 3.24696 30.2039 4.41 192.4 26 68.0 67.4 8.8870 3.24667 30.2060 4.41 192.4 26 69.0 68.4 8.8813 3.24753 30.2193 4.41 192.6 22 70.0 69.4 8.8810 3.24813 30.2254 4.42 192.8 23 71.0 70.4 8.8808 3.24884 30.2324 4.41 192.6 24 72.0 71.4 8.8859 3.25107 30.2506 4.42 192.7 26 73.0 72.4 8.8812 3.25159 30.2590 4.41 192.3 22 74.0 73.4 8.9188 3.25779 30.2910 4.39 191.4 24 75.0 74.3 8.9314 3.25998 30.3023 4.38 191.1 23 76.0 75.3 8.9377 3.26097 30.3068 4.37 190.7 23 77.0 76.3 8.9379 3.26155 30.3122 4.38 191.0 25 78.0 77.3 8.9130 3.25991 30.3157 4.39 191.5 23 79.0 78.3 8.9209 3.26202 30.3307 4.38 191.3 24 80.0 79.3 8.9322 3.26382 30.3392 4.38 191.0 23 81.0 80.3 8.9306 3.26417 30.3437 4.38 191.1 22 82.0 81.3 8.9292 3.26503 30.3532 4.38 191.3 26 83.0 82.3 8.9249 3.26553 30.3618 4.38 191.3 26 84.0 83.3 8.9257 3.26606 30.3660 4.38 191.1 23 85.0 84.3 8.9301 3.26735 30.3752 4.37 190.7 23 86.0 85.3 8.9298 3.26821 30.3865 4.38 191.0 20 87.0 86.3 8.9032 3.27139 30.4389 4.39 191.5 25 88.0 87.2 8.8951 3.27179 30.4496 4.39 191.4 25 89.0 88.2 8.8968 3.27268 30.4569 4.39 191.4 24 90.0 89.2 8.8981 3.27318 30.4606 4.39 191.4 23 91.0 90.2 8.8985 3.27334 30.4614 4.38 191.3 23 92.0 91.2 8.8988 3.27348 30.4621 4.38 191.2 25 93.0 92.2 8.8990 3.27358 30.4625 4.39 191.4 24 94.0 93.2 8.8993 3.27368 30.4629 4.39 191.5 25 95.0 94.2 8.8995 3.27382 30.4637 4.38 191.1 23 96.0 95.2 8.8997 3.27391 30.4641 4.37 190.7 24 97.0 96.1 8.8999 3.27401 30.4645 4.37 190.6 23 98.0 97.2 8.9001 3.27407 30.4646 4.38 190.9 25 99.0 98.1 8.9003 3.27416 30.4649 4.38 190.9 25 100.0 99.1 8.9006 3.27429 30.4657 4.37 190.8 25 101.0 100.1 8.9008 3.27440 30.4662 4.37 190.7 22 102.0 101.1 8.9009 3.27450 30.4666 4.37 190.7 23 103.0 102.1 8.9012 3.27461 30.4671 4.38 190.9 26 104.0 103.1 8.9016 3.27484 30.4687 4.38 191.1 26 105.0 104.0 8.9020 3.27497 30.4693 4.38 191.1 23