*2026/09/28 08:10:05.92 *IOS HEADER VERSION 2.0 2016/04/28 2016/06/13 IVF16 *FILE START TIME : UTC 2025/10/15 11:37:43.000 TIME INCREMENT : 0 0 0 0.416667E-01 0 ! (day hr min sec ms) NUMBER OF RECORDS : 70 DATA DESCRIPTION : CTD FILE TYPE : ASCII CRC : 36B5AF8F NUMBER OF CHANNELS : 10 $TABLE: CHANNELS ! No Name Units Minimum Maximum !--- -------------------------- --------------- -------------- -------------- 1 Pressure decibar 2 71 2 Depth metres 2.162 70.177 3 Temperature:Primary 'deg C (ITS90)' 8.7834 11.4767 4 Conductivity:Primary S/m 3.535828 3.660527 5 Salinity:T0:C0 PSS-78 32.156 33.301 6 Oxygen:Dissolved:SBE mL/L 2.031 5.795 7 Oxygen:Dissolved:SBE umol/kg 88.42123 252.6135 8 Fluorescence:URU:Wetlabs mg/m^3 0.2E-02 2.25 9 PAR umol/m^2/sec 0 2.068 10 Number_of_bin_records n/a 1 44 $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\2025-023-0108.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 : H4 EVENT NUMBER : 108 LATITUDE : 48 32.86000 N ! (deg min) LONGITUDE : 124 54.99000 W ! (deg min) WATER DEPTH : 73 ALTIMETER (M) : 5.3 ! 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' ' ' FLRTD-2215 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 08:45:52 4558 4558 CLEAN 5.3 2026/09/11 09:13:54 4558 4558 DELETE 6.3 2026/09/11 13:10:47 4558 1853 SUPPRESS 1.1 2026/09/22 11:06:02 1853 1853 FILTERS 4.3 2026/09/25 09:11:15 1753 1753 BINAVE 4.2.1 2026/09/25 09:44:13 1753 70 REMOVECH 8.2 2026/09/25 10:25:35 70 70 CHGUNITS 3.2 2026/09/25 10:40:31 70 70 REORDER 1.3.1 2026/09/25 11:04:26 ? ? HDREDIT2 3.2 2026/09/28 08:10:05 ? ? $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 1553 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 61.00 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 10:25:35 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 08:10:05 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\2025-023-0108.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 15 2025 11:37:43 NMEA Latitude = 48 32.86 N NMEA Longitude = 124 54.99 W NMEA UTC (Time) = Oct 15 2025 11:31:08 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: H4 Depth: 73 System UTC = Oct 15 2025 11:37:43 # nquan = 17 # nvalues = 4558 # 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, 4558 # span 1 = 1.670, 70.998 # span 2 = 1.656, 70.387 # span 3 = 8.7825, 11.5331 # span 4 = 8.7832, 11.5369 # span 5 = 3.535794, 3.665411 # span 6 = 3.535975, 3.666659 # span 7 = 1.2317, 2.6947 # span 8 = 3.91, 74.48 # span 9 = 0, 1 # span 10 = -1.429, 1.978 # span 11 = -0.1002, 2.4639 # span 12 = 1.0000e-12, 2.8169e+00 # span 13 = 32.1240, 33.3019 # span 14 = 32.1142, 33.3034 # span 15 = 2.0258, 5.8167 # span 16 = 0.0000e+00, 0.0000e+00 # interval = seconds: 0.0416667 # start_time = Oct 15 2025 11:37:43 [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

#
#
#
# # # # FLRTD-2215 # 27-Nov-2018 # 1.20000000e+001 # # 0.0230 # # # # # # 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 11:31:02, 7.26.7.129 [datcnv_vars = 13] # datcnv_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-023\SeaBirdSteps \RawData\2025-023-0108.hex C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-023\SeaBirdSteps\ RawData\2025-023-0108.XMLCON # datcnv_skipover = 0 # datcnv_ox_hysteresis_correction = yes # wildedit_date = Sep 10 2026 13:12:57, 7.26.7.129 # wildedit_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-023\SeaBirdSte ps\1_DATACNV\2025-023-0108.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 13:15:59, 7.26.7.129 # alignctd_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-023\SeaBirdSte ps\2_WILDEDIT\2025-023-0108.cnv # alignctd_adv = sbeox0V 2.500 # celltm_date = Sep 10 2026 13:19:25, 7.26.7.129 # celltm_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-023\SeaBirdSteps \3_ALIGNCTD\2025-023-0108.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 13:36:43, 7.26.7.129 [derive_vars = 3] # Derive_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-023\SeaBirdSteps \4_CELLTM\2025-023-0108.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 (2026/09/17 09:51:02): Removed data where descent rate was below zero. ---------------------------------------------------------------------------------------- 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 11.2696 3.64289 32.1648 5.70 248.3 2.032 2.1 25 3.0 2.8 11.3083 3.64623 32.1636 5.74 250.3 2.044 1.5 22 4.0 4.1 11.3452 3.64980 32.1659 5.79 252.6 1.825 0.9 18 5.0 5.1 11.4767 3.66053 32.1560 5.78 251.9 1.802 0.6 21 6.0 5.9 11.3012 3.64644 32.1705 5.60 244.1 2.250 0.3 44 7.0 6.9 10.9692 3.61834 32.1836 5.26 229.1 1.786 0.2 24 8.0 7.9 10.5038 3.57789 32.1909 5.11 222.5 1.394 0.1 18 9.0 9.0 10.4803 3.57614 32.1938 5.04 219.8 1.007 0.1 17 10.0 9.9 10.4849 3.57676 32.1954 5.02 218.9 0.908 0.0 19 11.0 10.9 10.4991 3.57882 32.2031 5.00 218.1 0.985 0.0 28 12.0 11.9 10.5177 3.58155 32.2134 4.98 217.1 1.057 0.0 36 13.0 12.9 10.5413 3.58536 32.2303 4.95 215.8 1.105 0.0 26 14.0 13.9 10.5558 3.58830 32.2464 4.92 214.4 1.146 0.0 21 15.0 14.9 10.5677 3.59071 32.2596 4.88 212.7 1.300 0.0 7 16.0 15.9 10.5891 3.59421 32.2751 4.85 211.2 1.100 0.0 21 17.0 16.9 10.6009 3.59607 32.2827 4.82 209.9 1.297 0.0 29 18.0 17.8 10.6179 3.59977 32.3042 4.70 204.9 1.386 0.0 41 19.0 18.8 10.4656 3.58984 32.3396 4.58 199.5 1.225 0.0 22 20.0 19.8 10.2674 3.57253 32.3417 4.51 196.6 0.981 0.0 18 21.0 20.8 10.1417 3.56192 32.3466 4.44 193.6 0.998 0.0 16 22.0 21.8 10.0178 3.55211 32.3578 4.38 190.7 0.643 0.0 19 23.0 22.8 9.9489 3.54661 32.3633 4.33 188.7 0.604 0.0 19 24.0 23.7 9.9369 3.54548 32.3623 4.29 187.0 0.703 0.0 28 25.0 24.8 9.9259 3.54469 32.3636 4.27 186.1 0.579 0.0 17 26.0 25.8 9.9178 3.54415 32.3650 4.23 184.4 0.601 0.0 16 27.0 26.8 9.9041 3.54321 32.3674 4.13 179.8 0.398 0.0 17 28.0 27.8 9.8607 3.54263 32.4000 3.82 166.6 0.426 0.0 25 29.0 28.8 9.7195 3.54054 32.5057 3.37 146.7 0.268 0.0 28 30.0 29.8 9.6239 3.53965 32.5826 3.12 135.9 0.073 0.0 35 31.0 30.7 9.6048 3.54032 32.6063 3.04 132.3 0.020 0.0 30 32.0 31.7 9.5904 3.54086 32.6245 3.00 130.6 0.025 0.0 22 33.0 32.8 9.5887 3.54097 32.6267 2.97 129.3 0.040 0.0 10 34.0 33.8 9.5781 3.54128 32.6390 2.94 128.2 -99.000 0.0 27 35.0 34.7 9.5718 3.54146 32.6461 2.92 127.3 0.002 0.0 15 36.0 35.7 9.5704 3.54157 32.6481 2.90 126.5 -99.000 0.0 22 37.0 36.7 9.5701 3.54165 32.6488 2.89 125.9 -99.000 0.0 17 38.0 37.7 9.5677 3.54200 32.6541 2.88 125.3 -99.000 0.0 19 39.0 38.7 9.5558 3.54341 32.6788 2.86 124.6 -99.000 0.0 23 40.0 39.7 9.5524 3.54517 32.6997 2.84 123.7 -99.000 0.0 35 41.0 40.6 9.5258 3.54752 32.7476 2.76 120.3 -99.000 0.0 31 42.0 41.6 9.3644 3.54496 32.8686 2.67 116.2 -99.000 0.0 24 43.0 42.6 9.3512 3.54687 32.9000 2.60 113.4 -99.000 0.0 20 44.0 43.6 9.2852 3.54395 32.9301 2.54 110.8 -99.000 0.0 19 45.0 44.6 9.2196 3.54391 32.9898 2.48 108.1 -99.000 0.0 22 46.0 45.7 9.1546 3.54473 33.0580 2.43 105.9 -99.000 0.0 35 47.0 46.5 9.1453 3.54499 33.0691 2.40 104.6 0.105 0.0 36 48.0 47.6 9.1344 3.54587 33.0877 2.37 103.2 0.032 0.0 3 49.0 48.6 9.1181 3.54672 33.1113 2.34 101.9 -99.000 0.0 17 50.0 49.6 9.1061 3.54654 33.1201 2.31 100.4 -99.000 0.0 16 51.0 50.6 9.0096 3.54257 33.1682 2.28 99.1 -99.000 0.0 16 52.0 51.6 8.9910 3.54179 33.1769 2.25 98.0 -99.000 0.0 23 53.0 52.5 8.9687 3.54081 33.1871 2.23 97.3 -99.000 0.0 36 54.0 53.5 8.9818 3.54136 33.1803 2.24 97.4 0.002 0.0 2 55.0 54.5 8.9900 3.54178 33.1766 2.24 97.4 -99.000 0.0 21 56.0 55.6 8.9905 3.54189 33.1767 2.24 97.4 -99.000 0.0 25 57.0 56.5 8.9883 3.54188 33.1783 2.23 97.3 -99.000 0.0 31 58.0 57.5 8.9955 3.54221 33.1745 2.23 97.0 -99.000 0.0 25 59.0 58.5 8.9757 3.54136 33.1837 2.21 96.0 -99.000 0.0 18 60.0 59.5 8.9534 3.54018 33.1935 2.18 94.8 -99.000 0.0 14 61.0 60.6 8.8860 3.53757 33.2270 2.15 93.6 -99.000 0.0 32 62.0 61.6 8.8726 3.53712 33.2344 2.12 92.3 0.086 0.0 15 63.0 62.4 8.8626 3.53694 33.2415 2.11 91.9 0.032 0.0 1 64.0 63.5 8.8407 3.53654 33.2573 2.09 91.1 -99.000 0.0 18 65.0 64.5 8.8167 3.53611 33.2749 2.08 90.5 -99.000 0.0 19 66.0 65.5 8.8087 3.53598 33.2807 2.07 90.0 -99.000 0.0 22 67.0 66.4 8.8077 3.53601 33.2814 2.06 89.6 -99.000 0.0 28 68.0 67.4 8.7991 3.53591 33.2880 2.05 89.2 0.070 0.0 18 69.0 68.6 8.7904 3.53588 33.2953 2.04 88.6 0.083 0.0 19 70.0 69.4 8.7836 3.53583 33.3007 2.03 88.5 -99.000 0.0 29 71.0 70.2 8.7834 3.53586 33.3010 2.03 88.4 0.105 0.0 2