*2026/09/28 08:10:09.25 *IOS HEADER VERSION 2.0 2016/04/28 2016/06/13 IVF16 *FILE START TIME : UTC 2025/10/17 15:07:40.000 TIME INCREMENT : 0 0 0 0.416667E-01 0 ! (day hr min sec ms) NUMBER OF RECORDS : 84 DATA DESCRIPTION : CTD FILE TYPE : ASCII CRC : 250A9EAB NUMBER OF CHANNELS : 10 $TABLE: CHANNELS ! No Name Units Minimum Maximum !--- -------------------------- --------------- -------------- -------------- 1 Pressure decibar 2 85 2 Depth metres 2.192 84.048 3 Temperature:Primary 'deg C (ITS90)' 8.6502 9.9788 4 Conductivity:Primary S/m 3.498843 3.521312 5 Salinity:T0:C0 PSS-78 32.0709 33.0314 6 Oxygen:Dissolved:SBE mL/L 2.045 3.878 7 Oxygen:Dissolved:SBE umol/kg 89.04732 169.0217 8 Fluorescence:URU:Wetlabs mg/m^3 0.1E-02 0.413 9 PAR umol/m^2/sec 0 4.518 10 Number_of_bin_records n/a 2 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 -99 ' ' 8 F ' ' 3 9 -99 ' ' 7 F ' ' 1 10 ' ' ' ' 5 I I 0 $END $REMARKS This file converted from Sea-Bird file: C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-023\SeaBirdSteps\5_DERIVE\2025-023-0185.cnv $END *ADMINISTRATION MISSION : 2025-023 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 : AC1 EVENT NUMBER : 185 LATITUDE : 48 22.82000 N ! (deg min) LONGITUDE : 124 0.02000 W ! (deg min) WATER DEPTH : 94 ALTIMETER (M) : 10.77 ! 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 : 1222 $TABLE: SENSORS ! Name Abs Depth Serial No ! ----------------------------------- -------------- ---------- Temperature ' ' 2663 Conductivity ' ' 2280 'Pressure:Digiquartz with TC' ' ' 1222 Temperature:2 ' ' 5725 Conductivity:2 ' ' 1763 'Oxygen:SBE 43' ' ' 4367 'Fluorometer:WET Labs ECO-AFL/FL' ' ' 2214 Altimeter ' ' 73171 PAR/Irradiance:Biospherical/Licor ' ' 70613 $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 2026/09/11 08:46:51 5189 5189 CLEAN 5.3 2026/09/11 09:14:44 5189 5189 DELETE 6.3 2026/09/11 13:11:29 5189 2095 SUPPRESS 1.1 2026/09/22 11:06:29 2095 2095 FILTERS 4.3 2026/09/25 09:11:40 2082 2082 BINAVE 4.2.1 2026/09/25 09:44:27 2082 84 REMOVECH 8.2 2026/09/25 10:25:39 84 84 CHGUNITS 3.2 2026/09/25 10:40:35 84 84 REORDER 1.3.1 2026/09/25 11:04:29 ? ? HDREDIT2 3.2 2026/09/28 08:10:09 ? ? $END $REMARKS -CLEAN functions: 2026/09/11 09:13:21 20 Reset #RECS, MIN & MAX values in header. Insert Pad Values in Channel: Fluorescence:URU:Wetlabs:ECO-AFL [mg/m^3] where channel Fluorescence:URU:Wetlabs:ECO-AFL [mg/m^3] is in the range -10 t 1756 data records in pad range. 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 75.09 dbars Sample interval (from FILE section of header) = 0.042 seconds. -The following FILTER parameters were used. Median filter was used. Filter width = 11 The following channel(s) were filtered. Fluorescence:URU:Wetlabs:ECO-AFL -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 2026/09/25 10:25:39 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: 2026/09/28 08:10:09 Applied edit header: C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-023\2025-023-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 Channel 8: Fluorescence:URU:Wetlabs [mg/m^3] Name: Fluorescence:URU:Wetlabs:ECO-AFL ==> Fluorescence:URU:Wetlabs Channel 9: PAR [umol/m^2/sec] Format: F11.3 ==> F7.1 $END *COMMENTS SBE HEADER Sea-Bird SBE 9 Data File: FileName = C:\Users\Science1\Desktop\2025-023\2025-023-0185.hex Software Version Seasave V 7.26.7.121 Temperature SN = 2663 Conductivity SN = 2280 Number of Bytes Per Scan = 41 Number of Voltage Words = 4 Number of Scans Averaged by the Deck Unit = 1 Append System Time to Every Scan System UpLoad Time = Oct 17 2025 15:07:40 NMEA Latitude = 48 22.82 N NMEA Longitude = 124 00.02 W NMEA UTC (Time) = Oct 17 2025 14:56:50 Store Lat/Lon Data = Append to Every Scan 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 2025-023 Station: AC1 Depth: 70 System UTC = Oct 17 2025 15:07:40 # nquan = 17 # nvalues = 5189 # units = specified # name 0 = scan: Scan Count # name 1 = prDM: Pressure, Digiquartz [db] # name 2 = depSM: Depth [salt water, m] # 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 = flECO-AFL: Fluorescence, WET Labs ECO-AFL/FL [mg/m^3] # name 12 = par: PAR/Irradiance, Biospherical/Licor # name 13 = sal00: Salinity, Practical [PSU] # name 14 = sal11: Salinity, Practical, 2 [PSU] # name 15 = sbeox0ML/L: Oxygen, SBE 43 [ml/l], WS = 2 # name 16 = flag: flag # span 0 = 1, 5189 # span 1 = 1.435, 85.089 # span 2 = 1.423, 84.355 # span 3 = 8.6375, 9.9794 # span 4 = 8.6391, 9.9795 # span 5 = 3.498620, 3.521379 # span 6 = 3.498747, 3.521626 # span 7 = 1.2281, 1.9267 # span 8 = 10.16, 94.24 # span 9 = 0, 1 # span 10 = -1.566, 1.583 # span 11 = -0.0869, 0.4845 # span 12 = 1.0000e-12, 2.1355e+01 # span 13 = 32.0701, 33.0415 # span 14 = 32.0728, 33.0413 # span 15 = 2.0293, 3.8935 # span 16 = 0.0000e+00, 0.0000e+00 # interval = seconds: 0.0416667 # start_time = Oct 17 2025 15:07:40 [System UTC, first data scan.] # bad_flag = -9.990e-29 # # # # # 2663 # 10-Jan-25 # 1 # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.000 # 4.36563715e-003 # 6.42350536e-004 # 2.40542266e-005 # 2.42039173e-006 # 1000.000 # 1.00000000 # 0.0000 # # # # # # 2280 # 28-Jan-25 # 1 # # 0.0000 # 2000.0000 # 0 # # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.0 # -9.57000000e-008 # # # -1.01897296e+001 # 1.37317538e+000 # -5.65881021e-003 # 4.71996825e-004 # -9.57000000e-008 # 3.2500e-006 # # 0.00000000e+000 # # 1.00000000 # 0.00000 # # # # # # 1222 # 09-Jan-25 # -4.347316e+004 # -5.952300e-002 # 1.148340e-002 # 3.616900e-002 # 0.000000e+000 # 3.018331e+001 # -3.346180e-004 # 3.804690e-006 # 2.740660e-009 # 1.00007632 # -0.64095 # 0.000000e+000 # 1.282870e-002 # -9.293680e+000 # # # # # # 5725 # 10-Jan-25 # 1 # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.000 # 4.38084989e-003 # 6.41483004e-004 # 2.30380398e-005 # 2.18042055e-006 # 1000.000 # 1.00000000 # 0.0000 # # # # # # 1763 # 03-Jan-25 # 1 # # 0.0000 # 2000.0000 # 0 # # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.0 # -9.57000000e-008 # # # -4.23007419e+000 # 5.08548000e-001 # -6.25095530e-004 # 5.59936257e-005 # -9.57000000e-008 # 3.2500e-006 # # 0.00000000e+000 # # 1.00000000 # 0.00000 # # # # # # 4367 # 06-Feb-25 # 1 # # # 0.0000 # 0.0000e+000 # 0.0000 # 0.00e+000 # 0.0000 # 0.0 # # # # 4.3641e-001 # -0.5158 # -2.8571e-003 # 1.0741e-004 # -1.6663e-006 # 2.5826e+000 # 1.92634e-004 # -4.64803e-002 # 3.6000e-002 # 0.8800 #

-3.3000e-002

#

5.0000e+003

#

1.4500e+003

#
#
#
# # # # 2214 # 2019-01-19 # 1.20000000e+001 # # 0.0280 # # # # # # 73171 # 2024-01-30 # 15.000 # 0.000 # # # # # # # # # 70613 # 2021-02-24 # 1.00000000 # 0.00000000 # 8620689655.17000010 # 1.00000000 # -0.11660000 # # # # # # # # # # # #
# datcnv_date = Sep 10 2026 11:32:27, 7.26.7.129 [datcnv_vars = 13] # datcnv_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-023\SeaBirdSteps \RawData\2025-023-0185.hex C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-023\SeaBirdSteps\ RawData\2025-023-0185.XMLCON # datcnv_skipover = 0 # datcnv_ox_hysteresis_correction = yes # wildedit_date = Sep 10 2026 13:13:05, 7.26.7.129 # wildedit_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-023\SeaBirdSte ps\1_DATACNV\2025-023-0185.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 flECO-AFL par # wildedit_excl_bad_scans = yes # alignctd_date = Sep 10 2026 13:16:09, 7.26.7.129 # alignctd_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-023\SeaBirdSte ps\2_WILDEDIT\2025-023-0185.cnv # alignctd_adv = sbeox0V 2.500 # celltm_date = Sep 10 2026 13:19:34, 7.26.7.129 # celltm_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-023\SeaBirdSteps \3_ALIGNCTD\2025-023-0185.cnv # celltm_alpha = 0.0245, 0.0245 # celltm_tau = 9.5000, 9.5000 # celltm_temp_sensor_use_for_cond = primary, secondary # Derive_date = Sep 10 2026 13:36:56, 7.26.7.129 [derive_vars = 3] # Derive_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-023\SeaBirdSteps \4_CELLTM\2025-023-0185.cnv C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-023\SeaBirdSteps\ RawData\2025-023-0001.XMLCON # derive_time_window_docdt = seconds: 2 # derive_ox_tau_correction = yes # file_type = ascii END* Remarks from CTDEDIT (2026/09/21 08:40:11): Removed data where descent rate was below zero and a spike in fluorescence. ---------------------------------------------------------------------------------------- Data Processing Notes: ---------------------- There was no calibration sampling but temperature, conductivity, pressure and dissolved oxygen sensors had all been recently serviced and recalibrated. For details on data processing see: 2025-023_Processing_Report.doc. !--1--- --2--- ---3---- ----4---- ---5---- --6--- --7-- ---8--- --9--- -10- !Pressu Depth Temperat Conductiv Salinity Oxygen Oxyge Fluores PAR Numb !re ure: ity: :T0:C0 : n: cence: er_o ! Primary Primary Dissol Disso URU: ~bin ! ved: lved: Wetlabs _rec ! SBE SBE ords !------ ------ -------- --------- -------- ------ ----- ------- ------ ---- *END OF HEADER 2.0 2.2 9.9757 3.51921 32.0709 3.88 169.0 0.273 4.5 45 3.0 2.9 9.9756 3.51926 32.0711 3.87 168.6 0.413 3.8 29 4.0 4.0 9.9775 3.51950 32.0714 3.86 168.3 0.213 2.5 22 5.0 4.9 9.9788 3.51964 32.0713 3.85 168.0 0.212 1.9 31 6.0 6.0 9.9788 3.51970 32.0714 3.85 167.9 0.217 1.5 23 7.0 7.0 9.9785 3.51979 32.0723 3.85 168.0 0.203 1.2 34 8.0 7.9 9.9785 3.51977 32.0717 3.85 167.8 0.321 1.0 30 9.0 8.9 9.9784 3.51995 32.0730 3.85 167.7 0.232 0.8 21 10.0 10.0 9.9786 3.52003 32.0732 3.85 167.6 0.241 0.7 29 11.0 10.8 9.9779 3.52028 32.0760 3.83 167.0 0.197 0.6 31 12.0 11.9 9.9757 3.52067 32.0814 3.82 166.6 0.184 0.5 20 13.0 12.9 9.9716 3.52100 32.0880 3.82 166.5 0.169 0.4 25 14.0 13.9 9.9684 3.52109 32.0914 3.81 166.1 0.191 0.4 38 15.0 14.9 9.9632 3.52125 32.0971 3.80 165.7 0.176 0.3 23 16.0 15.9 9.9611 3.52131 32.0992 3.80 165.5 0.173 0.3 25 17.0 16.8 9.9563 3.52129 32.1028 3.75 163.2 0.147 0.2 35 18.0 17.8 9.9178 3.52029 32.1276 3.60 156.8 0.157 0.2 22 19.0 18.9 9.8788 3.51947 32.1525 3.47 151.2 0.146 0.2 25 20.0 19.8 9.8600 3.51918 32.1659 3.41 148.5 0.100 0.1 26 21.0 20.8 9.8583 3.51949 32.1702 3.39 147.8 0.119 0.1 21 22.0 21.8 9.8535 3.51965 32.1756 3.38 147.3 0.080 0.1 20 23.0 22.9 9.8489 3.51957 32.1784 3.36 146.6 0.073 0.1 24 24.0 23.8 9.8411 3.51932 32.1824 3.33 145.2 0.104 0.1 28 25.0 24.8 9.8238 3.51863 32.1904 3.30 144.0 0.042 0.0 28 26.0 25.8 9.8181 3.51840 32.1927 3.29 143.3 0.050 0.0 27 27.0 26.8 9.8103 3.51806 32.1959 3.28 142.8 0.120 0.0 21 28.0 27.8 9.8072 3.51803 32.1978 3.27 142.6 0.060 0.0 4 29.0 28.8 9.8041 3.51808 32.2007 3.27 142.4 -99.000 0.0 28 30.0 29.7 9.8032 3.51813 32.2016 3.27 142.3 0.038 0.0 9 31.0 30.7 9.8012 3.51819 32.2035 3.27 142.5 0.022 0.0 18 32.0 31.7 9.7992 3.51825 32.2055 3.27 142.7 0.016 0.0 19 33.0 32.7 9.7981 3.51830 32.2066 3.28 142.8 0.016 0.0 24 34.0 33.7 9.7971 3.51839 32.2079 3.29 143.4 0.022 0.0 16 35.0 34.7 9.7942 3.51871 32.2133 3.31 144.2 0.061 0.0 19 36.0 35.7 9.7896 3.51894 32.2194 3.32 144.6 0.024 0.0 17 37.0 36.7 9.7872 3.51906 32.2222 3.32 144.9 0.011 0.0 22 38.0 37.6 9.7858 3.51910 32.2236 3.33 144.9 0.034 0.0 35 39.0 38.6 9.7830 3.51924 32.2271 3.33 144.9 0.029 0.0 18 40.0 39.7 9.7820 3.51932 32.2283 3.32 144.9 0.015 0.0 15 41.0 40.7 9.7806 3.51936 32.2295 3.33 144.9 0.020 0.0 21 42.0 41.6 9.7782 3.51941 32.2318 3.32 144.9 0.016 0.0 7 43.0 42.6 9.7749 3.51943 32.2344 3.32 144.7 0.064 0.0 19 44.0 43.7 9.7661 3.51931 32.2407 3.31 144.3 0.025 0.0 20 45.0 44.6 9.7543 3.51901 32.2477 3.30 143.8 0.029 0.0 27 46.0 45.6 9.7378 3.51862 32.2581 3.29 143.5 0.043 0.0 24 47.0 46.6 9.7238 3.51828 32.2668 3.28 142.8 0.031 0.0 18 48.0 47.6 9.6983 3.51772 32.2835 3.26 141.9 0.020 0.0 22 49.0 48.6 9.6803 3.51736 32.2955 3.22 140.3 0.007 0.0 30 50.0 49.5 9.6406 3.51644 32.3214 3.15 137.1 0.008 0.0 22 51.0 50.6 9.5382 3.51412 32.3895 3.08 134.3 -99.000 0.0 16 52.0 51.5 9.4932 3.51301 32.4184 3.04 132.5 -99.000 0.0 16 53.0 52.6 9.4451 3.51179 32.4489 3.01 131.1 0.011 0.0 20 54.0 53.6 9.4248 3.51132 32.4621 2.98 129.7 0.001 0.0 30 55.0 54.5 9.4126 3.51106 32.4700 2.95 128.4 0.006 0.0 3 56.0 55.5 9.3511 3.50993 32.5138 2.90 126.5 0.016 0.0 14 57.0 56.5 9.3126 3.50914 32.5403 2.87 124.8 -99.000 0.0 23 58.0 57.5 9.2876 3.50856 32.5566 2.84 123.9 0.001 0.0 15 59.0 58.5 9.2828 3.50846 32.5595 2.83 123.4 -99.000 0.0 19 60.0 59.5 9.2768 3.50839 32.5638 2.82 122.9 -99.000 0.0 19 61.0 60.5 9.2663 3.50820 32.5708 2.81 122.3 0.060 0.0 6 62.0 61.5 9.2421 3.50789 32.5883 2.79 121.5 0.025 0.0 22 63.0 62.4 9.2388 3.50773 32.5903 2.77 120.8 -99.000 0.0 24 64.0 63.5 9.2318 3.50780 32.5969 2.75 119.8 -99.000 0.0 21 65.0 64.5 9.2048 3.50744 32.6174 2.72 118.4 0.001 0.0 3 66.0 65.4 9.1530 3.50667 32.6565 2.66 115.9 0.001 0.0 25 67.0 66.4 9.0992 3.50596 32.6980 2.60 113.0 -99.000 0.0 20 68.0 67.4 9.0654 3.50528 32.7215 2.53 110.3 0.001 0.0 2 69.0 68.4 9.0089 3.50440 32.7639 2.45 106.8 -99.000 0.0 18 70.0 69.4 8.8803 3.50250 32.8624 2.36 102.7 -99.000 0.0 24 71.0 70.4 8.8234 3.50143 32.9035 2.30 100.0 -99.000 0.0 27 72.0 71.4 8.8190 3.50129 32.9058 2.27 99.0 -99.000 0.0 24 73.0 72.4 8.8119 3.50121 32.9109 2.26 98.4 -99.000 0.0 24 74.0 73.4 8.8015 3.50104 32.9184 2.24 97.6 -99.000 0.0 24 75.0 74.3 8.7906 3.50088 32.9264 2.21 96.3 -99.000 0.0 21 76.0 75.3 8.7656 3.50048 32.9450 2.18 94.8 -99.000 0.0 18 77.0 76.4 8.7144 3.49964 32.9834 2.15 93.4 -99.000 0.0 18 78.0 77.3 8.7009 3.49937 32.9927 2.13 92.6 -99.000 0.0 20 79.0 78.3 8.6937 3.49927 32.9980 2.11 92.1 -99.000 0.0 25 80.0 79.3 8.6943 3.49932 32.9975 2.11 91.8 -99.000 0.0 26 81.0 80.4 8.6862 3.49925 33.0038 2.10 91.4 -99.000 0.0 31 82.0 81.2 8.6846 3.49927 33.0050 2.09 91.0 0.042 0.0 15 83.0 82.3 8.6786 3.49922 33.0096 2.08 90.6 -99.000 0.0 28 84.0 83.2 8.6726 3.49918 33.0144 2.06 89.9 0.109 0.0 28 85.0 84.0 8.6502 3.49884 33.0314 2.04 89.0 0.049 0.0 20