*2026/09/01 14:42:10.43 *IOS HEADER VERSION 2.0 2016/04/28 2016/06/13 IVF16 *FILE START TIME : UTC 2025/06/19 06:42:16.000 TIME INCREMENT : 0 0 0 0.416667E-01 0 ! (day hr min sec ms) NUMBER OF RECORDS : 113 DATA DESCRIPTION : CTD FILE TYPE : ASCII CRC : E3136A81 NUMBER OF CHANNELS : 8 $TABLE: CHANNELS ! No Name Units Minimum Maximum !--- ----------------------- --------------- -------------- -------------- 1 Pressure decibar 3 115 2 Depth metres 3.032 113.745 3 Temperature:Primary 'deg C (ITS90)' 6.5064 9.9077 4 Conductivity:Primary S/m 3.388571 3.464667 5 Salinity:T0:C0 PSS-78 31.5773 33.896 6 Oxygen:Dissolved:SBE mL/L 1.707 5.885 7 Oxygen:Dissolved:SBE umol/kg 74.25825 256.59 8 Number_of_bin_records n/a 18 51 $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\2025-021-0018.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 : JdF-18 EVENT NUMBER : 18 LATITUDE : 48 23.18800 N ! (deg min) LONGITUDE : 124 5.04600 W ! (deg min) WATER DEPTH : 118 ALTIMETER (M) : 5.27 ! 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 11:49:03 7330 7330 CLEAN 5.3 2026/08/18 11:55:11 7330 7330 MERGEHDR 1.3 2026/08/21 10:08:12 7330 7330 DELETE 6.3 2026/08/25 09:03:42 7330 2982 SUPPRESS 1.1 2026/09/01 09:07:19 2982 2982 BINAVE 4.2.1 2026/09/01 09:13:01 2932 113 REMOVECH 8.2 2026/09/01 13:19:23 113 113 CHGUNITS 3.2 2026/09/01 13:22:10 113 113 REORDER 1.3.1 2026/09/01 14:38:41 ? ? HDREDIT2 3.2 2026/09/01 14:42:10 ? ? $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 105.30 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 13:19:23 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 14:42:10 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\2025-021-0018.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 19 2025 06:42:16 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: JdF-18 Depth: 118 System UTC = Jun 19 2025 06:42:16 # nquan = 15 # nvalues = 7330 # 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, 7330 # span 1 = 2.026, 115.298 # span 2 = 2.008, 114.288 # span 3 = 6.5059, 9.9463 # span 4 = 6.5060, 9.9364 # span 5 = 3.388495, 3.467851 # span 6 = 3.388837, 3.467179 # span 7 = 0.9581, 2.1770 # span 8 = 4.79, 100.00 # span 9 = 0, 1 # span 10 = -1.213, 1.306 # span 11 = 31.5646, 33.8968 # span 12 = 31.5679, 33.8997 # span 13 = 1.6948, 5.9434 # span 14 = 0.0000e+00, 0.0000e+00 # interval = seconds: 0.0416667 # start_time = Jun 19 2025 06:42:16 [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 11:37:52, 7.26.7.129 [datcnv_vars = 11] # datcnv_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird Step s\Raw CTD data\2025-021-0018.hex C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird Steps\Raw CTD data\2025-021-0018.XMLCON # datcnv_skipover = 0 # datcnv_ox_hysteresis_correction = yes # wildedit_date = Aug 18 2026 11:41:10, 7.26.7.129 # wildedit_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird St eps\1_DATACNV\2025-021-0018.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 11:42:11, 7.26.7.129 # alignctd_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird St eps\2_WILDEDIT\2025-021-0018.cnv # alignctd_adv = sbeox0V 2.500 # celltm_date = Aug 18 2026 11:43:05, 7.26.7.129 # celltm_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird Step s\3_ALIGNCTD\2025-021-0018.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 11:44:51, 7.26.7.129 [derive_vars = 3] # Derive_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-021\SeaBird Step s\4_CELLTM\2025-021-0018.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 (2026/08/25 10:55:47): Removed negative descent rates and an oxygen spike ---------------------------------------------------------------------------------------- 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 9.9077 3.46455 31.5773 5.88 256.6 25 4.0 4.0 9.9067 3.46467 31.5790 5.86 255.3 46 5.0 4.9 9.8947 3.46393 31.5816 5.84 254.8 32 6.0 5.9 9.8840 3.46287 31.5799 5.84 254.5 24 7.0 7.0 9.8625 3.46111 31.5804 5.84 254.7 23 8.0 7.9 9.8476 3.46014 31.5833 5.84 254.5 28 9.0 8.9 9.8419 3.46001 31.5865 5.81 253.3 36 10.0 9.9 9.8391 3.46007 31.5891 5.74 250.3 29 11.0 10.9 9.8171 3.45922 31.5994 5.60 244.3 20 12.0 11.9 9.7646 3.45692 31.6217 5.47 238.3 21 13.0 12.9 9.7047 3.45470 31.6513 5.37 233.9 25 14.0 13.9 9.6730 3.45353 31.6669 5.32 232.1 30 15.0 14.9 9.6642 3.45329 31.6717 5.32 231.8 30 16.0 15.9 9.6515 3.45302 31.6798 5.28 230.0 27 17.0 16.8 9.6269 3.45228 31.6936 5.15 224.5 25 18.0 17.8 9.4967 3.44552 31.7393 4.97 216.7 23 19.0 18.9 9.3516 3.44003 31.8113 4.86 211.7 21 20.0 19.8 9.3226 3.43850 31.8209 4.80 209.2 24 21.0 20.8 9.3063 3.43764 31.8261 4.79 208.7 25 22.0 21.8 9.2992 3.43718 31.8272 4.79 208.6 26 23.0 22.8 9.2925 3.43691 31.8301 4.78 208.5 23 24.0 23.8 9.2898 3.43681 31.8310 4.79 208.6 23 25.0 24.8 9.2881 3.43689 31.8329 4.78 208.3 23 26.0 25.8 9.2853 3.43688 31.8349 4.75 207.0 25 27.0 26.8 9.2436 3.43447 31.8468 4.71 205.2 25 28.0 27.8 9.2343 3.43474 31.8575 4.66 203.2 24 29.0 28.7 9.1977 3.43237 31.8655 4.60 200.4 21 30.0 29.7 9.1480 3.42939 31.8786 4.55 198.2 22 31.0 30.8 9.1306 3.42873 31.8868 4.52 197.0 25 32.0 31.7 9.1153 3.42797 31.8922 4.50 196.2 26 33.0 32.7 9.0998 3.42795 31.9055 4.48 195.1 25 34.0 33.7 9.0806 3.42784 31.9211 4.44 193.7 21 35.0 34.7 9.0565 3.42836 31.9476 4.43 193.0 18 36.0 35.7 9.0548 3.42896 31.9550 4.41 192.3 24 37.0 36.7 9.0315 3.42935 31.9790 4.38 190.7 26 38.0 37.7 8.9834 3.42930 32.0215 4.34 189.0 22 39.0 38.7 8.9769 3.42927 32.0269 4.32 188.1 21 40.0 39.7 8.9692 3.42926 32.0332 4.28 186.6 23 41.0 40.7 8.9242 3.42888 32.0695 4.22 184.0 26 42.0 41.6 8.8720 3.42881 32.1155 4.17 181.9 25 43.0 42.6 8.8402 3.42841 32.1397 4.13 180.0 23 44.0 43.6 8.8163 3.42776 32.1540 4.08 178.0 24 45.0 44.6 8.7823 3.42717 32.1784 4.04 175.9 26 46.0 45.6 8.7486 3.42655 32.2021 3.97 172.9 24 47.0 46.6 8.7170 3.42534 32.2178 3.86 168.1 23 48.0 47.6 8.6114 3.42299 32.2890 3.70 161.2 23 49.0 48.6 8.4558 3.42424 32.4444 3.55 154.5 27 50.0 49.6 8.3817 3.42534 32.5245 3.46 150.8 22 51.0 50.6 8.3549 3.42573 32.5521 3.43 149.4 23 52.0 51.6 8.3420 3.42592 32.5657 3.41 148.6 22 53.0 52.6 8.3181 3.42651 32.5935 3.39 147.6 26 54.0 53.5 8.2952 3.42697 32.6192 3.37 146.6 28 55.0 54.5 8.2876 3.42709 32.6270 3.36 146.3 24 56.0 55.5 8.2817 3.42724 32.6336 3.35 145.9 22 57.0 56.5 8.2770 3.42737 32.6389 3.34 145.6 24 58.0 57.5 8.2698 3.42752 32.6468 3.32 144.8 27 59.0 58.5 8.2605 3.42773 32.6571 3.28 143.0 26 60.0 59.5 8.2307 3.42795 32.6866 3.23 140.7 24 61.0 60.5 8.1048 3.42211 32.7417 3.20 139.2 22 62.0 61.5 8.0569 3.41912 32.7541 3.17 137.9 25 63.0 62.5 8.0394 3.42050 32.7847 3.12 135.7 29 64.0 63.4 8.0836 3.42712 32.8134 3.07 133.5 26 65.0 64.4 7.9875 3.42091 32.8368 3.04 132.4 22 66.0 65.4 7.9237 3.41656 32.8499 3.02 131.3 23 67.0 66.4 7.9002 3.41641 32.8699 2.98 129.6 27 68.0 67.4 7.8777 3.41649 32.8915 2.94 127.9 28 69.0 68.4 7.8537 3.41670 32.9159 2.90 126.3 25 70.0 69.4 7.8404 3.41875 32.9494 2.86 124.5 21 71.0 70.4 7.8243 3.41963 32.9741 2.81 122.4 26 72.0 71.4 7.7487 3.41606 33.0068 2.72 118.3 28 73.0 72.4 7.6484 3.41250 33.0633 2.58 112.4 25 74.0 73.4 7.4055 3.40433 33.2064 2.43 105.6 23 75.0 74.4 7.2851 3.40105 33.2860 2.30 100.1 25 76.0 75.3 7.2067 3.39932 33.3423 2.23 96.8 29 77.0 76.3 7.1819 3.39882 33.3602 2.19 95.5 26 78.0 77.3 7.1466 3.39830 33.3883 2.18 95.1 23 79.0 78.3 7.1403 3.39830 33.3937 2.18 94.7 25 80.0 79.3 7.1178 3.39791 33.4108 2.16 94.1 28 81.0 80.3 7.0946 3.39762 33.4297 2.13 92.8 29 82.0 81.3 7.0647 3.39715 33.4530 2.08 90.3 27 83.0 82.3 6.9303 3.39472 33.5568 1.98 86.1 28 84.0 83.3 6.8696 3.39352 33.6024 1.93 83.8 26 85.0 84.3 6.8401 3.39294 33.6244 1.88 81.8 23 86.0 85.3 6.7994 3.39222 33.6558 1.86 81.0 26 87.0 86.2 6.8038 3.39237 33.6526 1.86 81.1 30 88.0 87.2 6.7965 3.39231 33.6587 1.85 80.7 25 89.0 88.2 6.7736 3.39204 33.6777 1.85 80.5 25 90.0 89.2 6.7696 3.39205 33.6813 1.84 80.1 29 91.0 90.2 6.7451 3.39180 33.7024 1.81 78.8 29 92.0 91.2 6.6811 3.39092 33.7549 1.77 77.1 26 93.0 92.2 6.6279 3.39018 33.7987 1.75 76.1 24 94.0 93.2 6.6169 3.39006 33.8077 1.74 75.7 24 95.0 94.2 6.6117 3.39004 33.8121 1.74 75.6 28 96.0 95.1 6.6010 3.38992 33.8209 1.73 75.3 27 97.0 96.1 6.5682 3.38933 33.8481 1.73 75.1 20 98.0 97.2 6.5476 3.38897 33.8621 1.72 75.0 25 99.0 98.2 6.5357 3.38876 33.8711 1.72 74.9 33 100.0 99.1 6.5307 3.38871 33.8750 1.72 74.9 24 101.0 100.1 6.5255 3.38864 33.8790 1.72 74.9 19 102.0 101.1 6.5215 3.38862 33.8822 1.72 74.8 20 103.0 102.2 6.5162 3.38857 33.8864 1.72 74.7 27 104.0 103.1 6.5150 3.38862 33.8876 1.72 74.7 39 105.0 104.0 6.5144 3.38868 33.8884 1.72 74.7 26 106.0 105.1 6.5135 3.38872 33.8893 1.72 74.6 22 107.0 106.1 6.5122 3.38876 33.8905 1.71 74.6 21 108.0 107.1 6.5114 3.38880 33.8912 1.72 74.7 25 109.0 108.1 6.5111 3.38885 33.8916 1.72 74.7 31 110.0 109.0 6.5104 3.38890 33.8924 1.71 74.4 33 111.0 110.0 6.5110 3.38897 33.8920 1.71 74.4 26 112.0 111.0 6.5099 3.38901 33.8930 1.71 74.4 24 113.0 112.1 6.5064 3.38900 33.8960 1.71 74.4 40 114.0 112.9 6.5071 3.38905 33.8954 1.71 74.4 51 115.0 113.7 6.5074 3.38911 33.8954 1.71 74.3 26