*2026/10/06 08:39:50.55 *IOS HEADER VERSION 2.0 2016/04/28 2016/06/13 IVF16 *FILE START TIME : UTC 2025/08/28 00:47:50.000 TIME INCREMENT : 0 0 0 0.25 0 ! (day hr min sec ms) NUMBER OF RECORDS : 22 DATA DESCRIPTION : CTD FILE TYPE : ASCII CRC : F88F35E8 NUMBER OF CHANNELS : 9 $TABLE: CHANNELS ! No Name Units Minimum Maximum !--- -------------------------- --------------- -------------- -------------- 1 Pressure decibar 4 25 2 Depth metres 4.183 24.551 3 Temperature 'deg C (ITS90)' 10.9859 14.2417 4 Conductivity:Primary S/m 3.612208 3.805178 5 Salinity:T0:C0 PSS-78 31.205 32.1022 6 Fluorescence:URU:Wetlabs mg/m^3 0.612 12.723 7 Oxygen:Dissolved:SBE mL/L 3.699 6.355 8 Oxygen:Dissolved:SBE umol/kg 161.2434 277.3771 9 Number_of_bin_records n/a 4 12 $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 ' ' 8 F ' ' 3 7 -99 ' ' 7 F ' ' 2 8 -99 ' ' 6 F ' ' 1 9 ' ' ' ' 5 I I 0 $END $REMARKS This file converted from Sea-Bird file: C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-063\SeabirdSteps\5_DERIVE\2025-063-0069.cnv $END *ADMINISTRATION MISSION : 2025-063 AGENCY : IOS, Ocean Sciences Division, Sidney, B.C. COUNTRY : Canada PROJECT : Follow the Fish SCIENTIST : Bokvist J. PLATFORM : Other Vessel *LOCATION GEOGRAPHIC AREA : Barkley Sound STATION : Turtle Island EVENT NUMBER : 69 LATITUDE : 48 54.48860 N ! (deg min) LONGITUDE : 125 20.72560 W ! (deg min) WATER DEPTH : 34 *INSTRUMENT TYPE : Sea-Bird CTD MODEL : SBE-19plus SERIAL NUMBER : 8241 $TABLE: SENSORS ! Name Abs Depth Serial No ! --------------------------------- -------------- ---------- Temperature ' ' 8241 Conductivity ' ' 8241 'Pressure:Strain Gauge' ' ' 8241 'Oxygen:SBE 43' ' ' 4354 'Fluorometer:WET Labs ECO-AFL/FL' ' ' FLRT-7495 $END $REMARKS Software version 2.8.0.119 SB_Terminal.dll $END *HISTORY $TABLE: PROGRAMS ! Name Vers Date Time Recs In Recs Out ! -------- ------ ---------- -------- --------- --------- SBE_IOS 4.3 2026/09/29 07:55:07 1394 1394 CLEAN 5.3 2026/09/29 08:01:39 1394 1394 MERGEHDR 1.3 2026/09/29 10:24:55 1394 1394 DELETE 6.3 2026/09/29 11:35:28 1394 257 SUPPRESS 1.1 2026/10/05 10:16:23 257 257 FILTERS 4.3 2026/10/05 10:42:09 223 223 BINAVE 4.2.1 2026/10/05 11:10:13 223 22 REMOVECH 8.2 2026/10/05 11:54:00 22 22 CHGUNITS 3.2 2026/10/05 12:46:44 22 22 REORDER 1.3.1 2026/10/05 12:48:05 ? ? HDREDIT2 3.2 2026/10/06 08:39:50 ? ? $END $REMARKS -CLEAN functions: 2026/09/29 08:01:32 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 98 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 14.93 dbars Sample interval (from FILE section of header) = 0.250 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 2026/10/05 11:54:00 The following CHANNEL(S) were removed: Scan_Number Oxygen:Voltage:SBE [volts] Descent_Rate [m/s] Flag -CHANGE units: Temperature reference channel: Temperature [deg C (ITS90)] Salinity reference channel: Salinity:T0:C0 'Oxygen:Dissolved:SBE' changed from mL/L to umol/kg -HEADER EDITS: 2026/10/06 08:39:50 Applied edit header: C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-063\2025-063-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 7: Oxygen:Dissolved:SBE [mL/L] Format: F8.3 ==> F7.2 Channel 6: Fluorescence:URU:Wetlabs [mg/m^3] Name: Fluorescence:URU:Wetlabs:ECO-AFL ==> Fluorescence:URU:Wetlabs $END *COMMENTS SBE HEADER Sea-Bird SBE19plus Data File: FileName = C:\Users\WaterProperties\Desktop\Kelly's con file\2025 seining\SBE1 9plus_01908241_2025_09_04.hex Software version 2.8.0.119 SB_Terminal.dll Temperature SN = 8241 Conductivity SN = 8241 System UpLoad Time = Sep 04 2025 18:12:04 2.8.0.119 07-Nov-2018 cast 15 28 Aug 2025 00:47:50 samples 23971 to 25364, avg = 1, stop = mag swit ch Follow the Fish Barkley Sound Juvenile Purse Seine Turtle Island # nquan = 11 # nvalues = 1394 # units = specified # name 0 = scan: Scan Count # name 1 = prdM: Pressure, Strain Gauge [db] # name 2 = depSM: Depth [salt water, m], lat = 49.00 # name 3 = tv290C: Temperature [ITS-90, deg C] # name 4 = c0S/m: Conductivity [S/m] # name 5 = sbeox0V: Oxygen raw, SBE 43 [V] # name 6 = flECO-AFL: Fluorescence, WET Labs ECO-AFL/FL [mg/m^3] # name 7 = sal00: Salinity, Practical [PSU] # name 8 = sbeox0ML/L: Oxygen, SBE 43 [ml/l], WS = 2 # name 9 = dz/dtM: Descent Rate [m/s], WS = 1 # name 10 = flag: flag # span 0 = 1, 1394 # span 1 = -0.087, 24.933 # span 2 = -0.087, 24.720 # span 3 = 10.9365, 17.2788 # span 4 = 0.008606, 4.024771 # span 5 = 1.7905, 4.4853 # span 6 = -0.2320, 29.0699 # span 7 = 0.0513, 32.5095 # span 8 = 3.6433, 10.0810 # span 9 = -0.624, 0.555 # span 10 = 0.0000e+00, 0.0000e+00 # interval = seconds: 0.25 # start_time = Aug 28 2025 00:47:50 [Instrument's time stamp, header] # bad_flag = -9.990e-29 # # # # # 8241 # 10-Jan-25 # 1.25504713e-003 # 2.72324045e-004 # -7.24339010e-007 # 1.62562054e-007 # 1.00000000 # 0.0000 # # # # # # 8241 # 10-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 # # # -1.00675123e+000 # 1.37969674e-001 # -2.67526346e-004 # 3.81411553e-005 # -9.57000000e-008 # 3.2500e-006 # # 0.00000000e+000 # # 1.00000000 # 0.00000 # # # # # # 8241 # 02-Jan-25 # 1.25576977e+000 # 2.61934594e-003 # 1.66386446e-011 # -5.92514306e+001 # 5.34802680e+001 # -2.61861724e-001 # 5.24695625e+005 # 3.57565069e+001 # -6.22780217e-001 # 2.53857500e+001 # -2.50000000e-004 # 0.00000000e+000 # 0.000000 # # # # # # 4354 # 16-Jan-25 # 1 # # # 0.0000 # 0.0000e+000 # 0.0000 # 0.00e+000 # 0.0000 # 0.0 # # # # 4.5140e-001 # -0.4957 # -2.3432e-003 # 1.4744e-004 # -2.5422e-006 # 2.5826e+000 # 1.92634e-004 # -4.64803e-002 # 3.6000e-002 # 1.2200 #

-3.3000e-002

#

5.0000e+003

#

1.4500e+003

#
#
#
# # # # FLRT-7495 # 23-Jan-2025 # 1.20000000e+001 # # 0.0410 # # #
# datcnv_date = Sep 28 2026 11:15:57, 7.26.7.129 [datcnv_vars = 7] # datcnv_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-063\SeabirdSteps \Raw CTD Data\2025-063-0069.hex C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-063\SeabirdSteps\ Raw CTD Data\19plus_8241 Feb 2025.xmlcon # datcnv_skipover = 0 # datcnv_ox_hysteresis_correction = yes # wildedit_date = Sep 28 2026 11:30:07, 7.26.7.129 # wildedit_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-063\SeabirdSte ps\1_DATACNV\2025-063-0069.cnv # wildedit_pass1_nstd = 2.0 # wildedit_pass2_nstd = 5.0 # wildedit_pass2_mindelta = 0.000e+000 # wildedit_npoint = 50 # wildedit_vars = prdM depSM tv290C c0S/m flECO-AFL # wildedit_excl_bad_scans = yes # alignctd_date = Sep 28 2026 11:32:41, 7.26.7.129 # alignctd_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-063\SeabirdSte ps\2_WILDEDIT\2025-063-0069.cnv # alignctd_adv = sbeox0V 2.500 # celltm_date = Sep 28 2026 11:34:45, 7.26.7.129 # celltm_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-063\SeabirdSteps \3_ALIGNCTD\2025-063-0069.cnv # celltm_alpha = 0.0245, 0.0000 # celltm_tau = 9.5000, 0.0000 # celltm_temp_sensor_use_for_cond = primary, # Derive_date = Sep 28 2026 12:59:04, 7.26.7.129 [derive_vars = 3] # Derive_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-063\SeabirdSteps \4_CELLTM\2025-063-0069.cnv C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-063\SeabirdSteps\Raw CTD Data\19plus_8241 Feb 2025.xmlcon # derive_time_window_docdt = seconds: 2 # derive_ox_tau_correction = yes # derive_time_window_dzdt = seconds: 1 # file_type = ascii END* Remarks from CTDEDIT (2026/10/05 08:32:15): 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: 2025-063_Processing_Report.doc. !--1--- --2--- ---3---- ----4---- ---5---- ---6--- --7--- --8-- -9-- !Pressu Depth Temperat Conductiv Salinity Fluores Oxygen Oxyge Numb !re ure ity: :T0:C0 cence: : n: er_o ! Primary URU: Dissol Disso ~bin ! Wetlabs ved: lved: _rec ! SBE SBE ords !------ ------ -------- --------- -------- ------- ------ ----- ---- *END OF HEADER 4.0 4.2 14.2417 3.80518 31.2050 12.723 6.36 277.4 6 5.0 5.0 13.6215 3.76728 31.3609 9.083 5.76 251.3 11 6.0 6.0 13.1031 3.73802 31.5155 6.649 5.59 244.1 11 7.0 6.9 12.9211 3.72838 31.5759 6.528 5.51 240.3 11 8.0 7.9 12.7952 3.71902 31.5924 5.722 5.26 229.5 11 9.0 8.9 12.5351 3.70175 31.6465 4.033 5.04 220.0 11 10.0 9.9 12.3820 3.69434 31.7045 3.473 4.95 215.9 11 11.0 10.9 12.2993 3.69005 31.7332 3.028 4.89 213.4 11 12.0 11.9 12.2208 3.68387 31.7400 2.895 4.77 208.2 12 13.0 12.9 12.0901 3.67534 31.7688 2.454 4.65 202.8 10 14.0 13.8 11.9565 3.66713 31.8032 2.124 4.60 200.4 10 15.0 14.8 11.8966 3.66446 31.8282 1.961 4.54 198.1 10 16.0 15.8 11.8278 3.65991 31.8426 1.747 4.41 192.4 10 17.0 16.8 11.6323 3.64523 31.8676 1.281 4.31 187.8 10 18.0 17.8 11.4747 3.63832 31.9355 0.887 4.23 184.5 10 19.0 18.8 11.3715 3.63255 31.9681 0.818 4.16 181.3 10 20.0 19.8 11.3038 3.63004 32.0016 0.800 4.10 178.9 5 21.0 20.9 11.2392 3.62673 32.0248 0.771 4.04 175.9 4 22.0 21.8 11.1666 3.62322 32.0531 0.719 3.91 170.6 10 23.0 22.8 11.0882 3.61807 32.0702 0.674 3.82 166.4 11 24.0 23.8 11.0244 3.61571 32.1022 0.612 3.76 163.7 11 25.0 24.6 10.9859 3.61221 32.1010 0.623 3.70 161.2 5