*2026/10/06 08:39:51.14 *IOS HEADER VERSION 2.0 2016/04/28 2016/06/13 IVF16 *FILE START TIME : UTC 2025/09/10 23:18:50.000 TIME INCREMENT : 0 0 0 0.25 0 ! (day hr min sec ms) NUMBER OF RECORDS : 34 DATA DESCRIPTION : CTD FILE TYPE : ASCII CRC : FADDE8D4 NUMBER OF CHANNELS : 9 $TABLE: CHANNELS ! No Name Units Minimum Maximum !--- -------------------------- --------------- -------------- -------------- 1 Pressure decibar 5 38 2 Depth metres 5.374 37.625 3 Temperature 'deg C (ITS90)' 10.3199 13.7255 4 Conductivity:Primary S/m 3.570504 3.823027 5 Salinity:T0:C0 PSS-78 31.5224 32.267 6 Fluorescence:URU:Wetlabs mg/m^3 0.706 14.214 7 Oxygen:Dissolved:SBE mL/L 2.746 7.714 8 Oxygen:Dissolved:SBE umol/kg 119.6726 336.5101 9 Number_of_bin_records n/a 1 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\2025-063-0077.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 : Hand Island EVENT NUMBER : 77 LATITUDE : 48 56.74730 N ! (deg min) LONGITUDE : 125 19.43290 W ! (deg min) WATER DEPTH : 41 *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 07:55:08 1793 1793 CLEAN 5.3 2026/09/29 08:01:39 1793 1793 MERGEHDR 1.3 2026/09/29 10:24:56 1793 1793 DELETE 6.3 2026/09/29 11:35:28 1793 419 SUPPRESS 1.1 2026/10/05 10:16:23 419 419 FILTERS 4.3 2026/10/05 10:42:10 357 357 BINAVE 4.2.1 2026/10/05 11:10:14 357 34 REMOVECH 8.2 2026/10/05 11:54:01 34 34 CHGUNITS 3.2 2026/10/05 12:46:45 34 34 REORDER 1.3.1 2026/10/05 12:48:06 ? ? HDREDIT2 3.2 2026/10/06 08:39:51 ? ? $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 106 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 28.34 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 11:54:01 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 08:39:51 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_16.hex Software version 2.8.0.119 SB_Terminal.dll Temperature SN = 8241 Conductivity SN = 8241 System UpLoad Time = Sep 16 2025 20:50:08 2.8.0.119 07-Nov-2018 cast 28 10 Sep 2025 23:18:50 samples 51784 to 53576, avg = 1, stop = mag swit ch Follow the Fish Barkley Sound Juvenile Purse Seine Hand Island # nquan = 11 # nvalues = 1793 # 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, 1793 # span 1 = -0.083, 38.342 # span 2 = -0.082, 38.013 # span 3 = 10.2357, 16.8699 # span 4 = 0.013804, 4.013502 # span 5 = 1.4709, 4.2647 # span 6 = -0.2649, 22.2171 # span 7 = 0.0822, 32.4403 # span 8 = 2.7139, 9.8024 # span 9 = -0.531, 0.532 # span 10 = 0.0000e+00, 0.0000e+00 # interval = seconds: 0.25 # start_time = Sep 10 2025 23:18:50 [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 11:16:03, 7.26.7.129 [datcnv_vars = 7] # datcnv_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-063\SeabirdSteps \Raw CTD Data\2025-063-0077.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 11:30:08, 7.26.7.129 # wildedit_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-063\SeabirdSte ps\1_DATACNV\2025-063-0077.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 11:32:42, 7.26.7.129 # alignctd_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-063\SeabirdSte ps\2_WILDEDIT\2025-063-0077.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\2025-063-0077.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 12:59:05, 7.26.7.129 [derive_vars = 3] # Derive_in = C:\Users\BEDARDJ\Desktop\Data_Processing\CTD-2025-063\SeabirdSteps \4_CELLTM\2025-063-0077.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 09:29:51): 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 5.0 5.4 13.7255 3.82303 31.7911 10.517 7.71 336.5 1 6.0 5.9 13.5217 3.79806 31.7279 10.760 7.62 332.4 10 7.0 6.9 13.1677 3.74452 31.5224 14.214 6.65 290.2 10 8.0 7.9 12.9558 3.72995 31.5613 11.498 6.24 272.3 11 9.0 8.9 12.7240 3.71596 31.6227 9.454 6.02 262.7 11 10.0 9.9 12.6193 3.70885 31.6427 7.386 5.70 248.6 10 11.0 10.9 12.3449 3.68666 31.6622 5.168 5.18 225.9 11 12.0 11.9 12.0844 3.67503 31.7711 3.431 4.97 216.6 11 13.0 12.9 11.9647 3.66483 31.7744 3.689 4.82 210.0 10 14.0 13.9 11.8117 3.65318 31.7921 2.916 4.72 206.0 11 15.0 14.9 11.7119 3.64810 31.8278 2.560 4.67 203.6 11 16.0 15.9 11.6707 3.64595 31.8419 2.718 4.52 197.1 10 17.0 16.9 11.6035 3.64342 31.8746 2.325 4.42 192.6 11 18.0 17.8 11.5396 3.63997 31.8956 2.107 4.32 188.5 3 19.0 18.8 11.4661 3.63541 31.9142 2.029 4.28 186.6 5 20.0 19.8 11.3738 3.62814 31.9224 1.939 4.25 185.2 9 21.0 20.8 11.3108 3.62603 31.9558 1.583 4.14 180.6 1 22.0 21.8 11.2049 3.61926 31.9808 1.405 4.03 175.5 10 23.0 22.8 11.1344 3.61754 32.0248 1.418 3.98 173.4 12 24.0 23.8 11.1100 3.61707 32.0410 1.410 3.95 172.3 10 25.0 24.8 11.0965 3.61705 32.0522 1.315 3.94 172.0 11 26.0 25.8 11.0693 3.61582 32.0633 1.327 3.90 170.2 12 27.0 26.8 11.0413 3.61421 32.0714 1.364 3.78 164.9 10 28.0 27.8 10.9702 3.61032 32.0947 1.175 3.66 159.6 12 29.0 28.7 10.8761 3.60447 32.1189 1.091 3.63 158.3 11 30.0 29.8 10.8184 3.60119 32.1364 1.024 3.53 153.8 10 31.0 30.7 10.7658 3.59865 32.1570 0.912 3.36 146.3 7 32.0 31.7 10.6540 3.59184 32.1873 0.835 3.30 143.8 4 33.0 32.7 10.6061 3.58948 32.2056 0.806 3.29 143.2 11 34.0 33.7 10.5876 3.58841 32.2109 1.022 3.25 141.7 12 35.0 34.7 10.5630 3.58665 32.2146 1.038 3.17 138.4 10 36.0 35.7 10.4950 3.58247 32.2326 0.848 3.12 136.2 12 37.0 36.7 10.4425 3.57839 32.2377 0.706 2.93 127.7 11 38.0 37.6 10.3199 3.57050 32.2670 0.818 2.75 119.7 10