*2025/09/23 13:52:36.26 *IOS HEADER VERSION 2.0 2016/04/28 2016/06/13 IVF16 *FILE START TIME : UTC 2024/08/25 15:21:25.000 TIME INCREMENT : 0 0 0 0.416667E-01 0 ! (day hr min sec ms) NUMBER OF RECORDS : 28 DATA DESCRIPTION : CTD FILE TYPE : ASCII CRC : D92B4881 NUMBER OF CHANNELS : 13 $TABLE: CHANNELS ! No Name Units Minimum Maximum !--- --------------------------- --------------- -------------- -------------- 1 Pressure decibar 4.758545 31.98073 2 Depth metres 4.698879 31.64719 3 Temperature:Secondary 'deg C (ITS90)' 1.777688 4.193864 4 Transmissivity %/metre 35.35588 41.91042 5 Fluorescence:URU:Seapoint mg/m^3 0.4534792 0.8133542 6 PAR uE/m^2/sec 0.1611458 23.79761 7 PAR:Reference uE/m^2/sec 88.35955 95.36509 8 Salinity:T1:C1 PSS-78 29.30332 30.39626 9 Oxygen:Dissolved:SBE mL/L 7.548083 8.003333 10 Oxygen:Dissolved:SBE umol/kg 329.4333 348.95 11 Conductivity:Secondary S/m 2.692577 2.787216 12 Turbidity:Seapoint FTU 1.325583 1.964818 13 Number_of_bin_records n/a 11 61 $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 ' ' 6 F ' ' 1 5 -99 ' ' 8 F ' ' 3 6 -99 ' ' 7 F ' ' 1 7 -99 ' ' 7 F ' ' 1 8 -99 ' ' 9 F ' ' 4 9 -99 ' ' 7 F ' ' 2 10 -99 ' ' 6 F ' ' 1 11 -99 ' ' 10 F ' ' 5 12 -99 ' ' 7 F ' ' 1 13 ' ' ' ' 5 I I 0 $END $REMARKS This file converted from Sea-Bird file: E:\Telework\2024-024\Processing\derive\2024-024-0264.cnv $END *ADMINISTRATION MISSION : 2024-024 AGENCY : IOS, Ocean Sciences Division, Sidney, B.C. COUNTRY : Canada PROJECT : Canadian Beaufort Sea Marine Ecosystem Assessment SCIENTIST : Majewski A. PLATFORM : Frosti *LOCATION GEOGRAPHIC AREA : Beaufort Sea STATION : PWS_M1 EVENT NUMBER : 264 LATITUDE : 72 21.60000 N ! (deg min) LONGITUDE : 119 17.77000 W ! (deg min) WATER DEPTH : 36 ALTIMETER (M) : 4.98 ! 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 : 0585 $TABLE: SENSORS ! Name Abs Depth Serial No ! ----------------------------------- -------------- ---------- Temperature ' ' 5830 Conductivity ' ' 4327 'Pressure:Digiquartz with TC' ' ' 130015 Temperature:2 ' ' 5831 Conductivity:2 ' ' 4339 Fluorometer:Seapoint ' ' 3651 'Transmissometer:WET Labs C-Star' ' ' 1666 'Oxygen:SBE 43' ' ' 1489 Altimeter ' ' 'VA 500 85484' PAR/Irradiance:Biospherical/Licor ' ' 70501 'Turbidity Meter:Seapoint' ' ' 11432 'User Polynomial' ' ' 1 'User Polynomial:2' ' ' 2 Unavailable ' ' ' ' SPAR:Biospherical/Licor ' ' 20279 $END $REMARKS Software Version Seasave V 7.26.7.107 $END *HISTORY $TABLE: PROGRAMS ! Name Vers Date Time Recs In Recs Out ! -------- ------ ---------- -------- --------- --------- SBE_IOS 4.3 2025/09/11 16:24:01 8761 8761 CLEAN 5.3 2025/09/11 16:32:09 8761 8761 CLIP 1.4.1 2025/09/16 13:01:35 8761 6962 MERGEHDR 1.3 2025/09/16 15:24:36 6962 6962 SHIFTDAT 3.5.1 2025/09/16 15:49:22 6962 6962 SHIFTDAT 3.5.1 2025/09/16 16:35:45 6962 6962 SHIFTDAT 3.5.1 2025/09/16 16:38:24 6962 6962 DELETE 6.3 2025/09/16 16:40:01 6962 1376 CTDEDIT 5.5.1 2025/09/18 15:24:44 1376 1096 CHGUNITS 3.2 2025/09/23 11:05:30 1096 1096 FILTERS 4.3 2025/09/23 12:49:30 1096 1096 BINAVE 4.2.1 2025/09/23 12:50:33 1096 28 REORDER 1.3.1 2025/09/23 13:13:12 ? ? REMOVECH 8.2 2025/09/23 13:13:59 28 28 REMOVECH 8.2 2025/09/23 13:20:41 28 28 HDREDIT2 3.2 2025/09/23 13:52:36 ? ? $END $REMARKS -CLEAN functions: 2025/09/11 16:29:49 20 Reset #RECS, MIN & MAX values in header. Interpolation by Record Number, in All Channels Set event to last 4 characters of file name -The following CLIP parameters were used. Clip by Record Number Limits First, Last Records = 1800, end from event list: 2024-024-clip.csv Time Not Available in File -The following SHIFT parameters were used. Shift Channel: Fluorescence:URU:Seapoint # of Records to Advance (-ve for Delay): At REC# 0 Shift= 24.00 -The following SHIFT parameters were used. Shift Channel: Conductivity:Primary # of Records to Advance (-ve for Delay): At REC# 0 Shift= -0.80 Salinity was recalculated after shift -The following SHIFT parameters were used. Shift Channel: Conductivity:Secondary # of Records to Advance (-ve for Delay): At REC# 0 Shift= -0.40 Salinity was recalculated after shift -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 22.49 dbars Sample interval (from FILE section of header) = 0.042 seconds. -CTDEDIT v5.5.1 2025/09/18 15:24:44 280 records were deleted in this editing session. No data values were changed. -CHANGE units: Temperature reference channel: Temperature:Secondary Salinity reference channel: Salinity:T1:C1 'Oxygen:Dissolved:SBE' changed from mL/L to umol/kg -The following FILTER parameters were used. Median filter was used. Filter width = 11 The following channel(s) were filtered. Fluorescence:URU:Seapoint -The following BINAVE parameters were used: Bin channel = Pressure Averaging interval = 1.00 Minimum bin value = 0.000 Average value was used Interpolated values were NOT used for empty bins Channel 'NUMBER_OF_BIN_RECORDS' was added to file. -REMOVECH 2025/09/23 13:13:59 The following CHANNEL(S) were removed: Temperature:Primary [deg C (ITS90)] Salinity:T0:C0 [PSS-78] Conductivity:Primary [S/m] Scan_Number Oxygen:Voltage:SBE [volts] Altimeter [metres] Status:Pump Descent_Rate [m/s] Flag -REMOVECH 2025/09/23 13:20:41 The following CHANNEL(S) were removed: Voltage:6 [volts] Voltage:7 [volts] -HEADER EDITS: 2025/09/23 13:52:36 Applied edit header: E:\Telework\2024-024\Processing\doc\2024-024_hdr.txt Channel 2: Depth [metres] Name: Depth:Salt_Water ==> Depth Channel 4: Transmissivity [%/metre] Name: Transmissivity:1 ==> Transmissivity Format: F8.3 ==> F6.1 Channel 6: PAR [uE/m^2/sec] Units: umol/m^2/sec ==> uE/m^2/sec Format: F11.3 ==> F7.1 Channel 7: PAR:Reference [uE/m^2/sec] Format: F11.3 ==> F7.1 Channel 9: Oxygen:Dissolved:SBE [mL/L] Format: F8.3 ==> F7.2 Channel 11: Conductivity:Secondary [S/m] Format: F11.6 ==> F10.5 Channel 8: Salinity:T1:C1 [PSS-78] Format: F11.4 ==> F9.4 Channel 12: Turbidity:Seapoint [FTU] Format: F8.3 ==> F7.1 $END *COMMENTS SBE HEADER Sea-Bird SBE 9 Data File: FileName = C:\FROSTI\2024-024 CBS-MEA Frosti\raw\2024-024-0264.hex Software Version Seasave V 7.26.7.107 Temperature SN = 5830 Conductivity SN = 4327 Number of Bytes Per Scan = 40 Number of Voltage Words = 5 Number of Scans Averaged by the Deck Unit = 1 System UpLoad Time = Aug 25 2024 15:21:25 NMEA Latitude = 72 21.60 N NMEA Longitude = 119 17.77 W NMEA UTC (Time) = Aug 25 2024 15:21:42 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 surface PAR voltage added to scan A/D offset = 4 GPIB address = 1 advance primary conductivity 0.073 seconds advance secondary conductivity 0.073 seconds autorun on power up is disabled S> Ship: FROSTI Station: PWS_M1 Operator: JE System UTC = Aug 25 2024 15:21:25 # nquan = 22 # nvalues = 8761 # 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 = flSP: Fluorescence, Seapoint # name 8 = CStarTr0: Beam Transmission, WET Labs C-Star [%] # name 9 = sbeox0V: Oxygen raw, SBE 43 [V] # name 10 = par: PAR/Irradiance, Biospherical/Licor [umol photons/m^2/sec] # name 11 = spar: SPAR, Biospherical/Licor [umol photons/m^2/sec] # name 12 = seaTurbMtr: Turbidity, Seapoint [FTU] # name 13 = altM: Altimeter [m] # name 14 = pumps: Pump Status # name 15 = v6: Voltage 6 # name 16 = v7: Voltage 7 # name 17 = sal00: Salinity, Practical [PSU] # name 18 = sal11: Salinity, Practical, 2 [PSU] # name 19 = sbeox0ML/L: Oxygen, SBE 43 [ml/l], WS = 2 # name 20 = dz/dtM: Descent Rate [m/s], WS = 2 # name 21 = flag: flag # span 0 = 1, 8761 # span 1 = 0.150, 32.487 # span 2 = 0.149, 32.152 # span 3 = 1.5915, 5.8697 # span 4 = 1.5713, 5.5948 # span 5 = 0.027394, 2.796993 # span 6 = 0.014068, 2.815617 # span 7 = 8.9133e-02, 1.7448e+00 # span 8 = 0.8017, 90.8089 # span 9 = 2.0745, 2.5873 # span 10 = 1.2617e-01, 2.0791e+02 # span 11 = 0.0000e+00, 1.0490e+02 # span 12 = 0.000, 25.000 # span 13 = 0.00, 100.00 # span 14 = 0, 1 # span 15 = 1.5067, 1.5556 # span 16 = 2.2943, 2.6618 # span 17 = 0.2102, 30.4755 # span 18 = 0.1053, 30.4805 # span 19 = 5.6527, 9.0638 # span 20 = -0.922, 1.039 # span 21 = 0.0000e+00, 0.0000e+00 # interval = seconds: 0.0416667 # start_time = Aug 25 2024 15:21:25 [System UTC, header] # bad_flag = -9.990e-29 # # # # # 5830 # 04-Jan-24 # 1 # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.000 # 4.46035738e-003 # 6.86213207e-004 # 2.90061629e-005 # 2.33605862e-006 # 1000.000 # 1.00000000 # 0.0000 # # # # # # 4327 # 31-Aug-23 # 1 # # 0.0000 # 2000.0000 # 0 # # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.0 # -9.57000000e-008 # # # -9.72471981e+000 # 1.51339960e+000 # -3.45630626e-004 # 1.24409581e-004 # -9.57000000e-008 # 3.2500e-006 # # 0.00000000e+000 # # 1.00000000 # 0.00000 # # # # # # 130015 # 23-Dec-2013 # -3.910244e+004 # -6.905078e-001 # 1.266300e-002 # 3.386100e-002 # 0.000000e+000 # 3.011070e+001 # -5.217135e-004 # 4.251900e-006 # 2.685320e-009 # 1.00000000 # -0.42000 # 0.000000e+000 # 1.278027e-002 # -8.590135e+000 # # # # # # 5831 # 14-Feb-24 # 1 # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.000 # 4.32696891e-003 # 6.39951405e-004 # 2.19811602e-005 # 2.01630470e-006 # 1000.000 # 1.00000000 # 0.0000 # # # # # # 4339 # 12-Dec-23 # 1 # # 0.0000 # 2000.0000 # 0 # # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.00000000e+000 # 0.0 # -9.57000000e-008 # # # -9.90821846e+000 # 1.31293827e+000 # -2.97921020e-003 # 2.75188685e-004 # -9.57000000e-008 # 3.2500e-006 # # 0.00000000e+000 # # 1.00000000 # 0.00000 # # # # # # 3651 # 2024-02-21 Uranine test # # 0 # 0.000 # # # # # # 1666 # 20 June 2024 # 18.7620 # -0.0230 # 0.250 # # # # # # 1489 # 22-Feb-24 # 1 # # # 0.0000 # 0.0000e+000 # 0.0000 # 0.00e+000 # 0.0000 # 0.0 # # # # 4.9600e-001 # -0.5120 # -2.4720e-003 # 1.3400e-004 # -2.0000e-006 # 2.5826e+000 # 1.92634e-004 # -4.64803e-002 # 3.6000e-002 # 1.6400 #

-3.3000e-002

#

5.0000e+003

#

1.4500e+003

# # # # # # # VA 500 85484 # 27-01-2023 # 15.000 # 0.000 # # # # # # 70501 # 04/04/2016 # 1.00000000 # 0.00000000 # 10593000000.00000000 # 1 # 1.00000000 # -0.09573528 # # # # # # 11432 # new 2008 # # 3 # 1.000 # # # # # # 1 # # # 0.00000000 # 1.00000000 # 0.00000000 # 0.00000000 # # # # # # 2 # # # 0.00000000 # 1.00000000 # 0.00000000 # 0.00000000 # # # # # # # # # 20279 # 04/Apr/2016 # 1 # 1.6522e+003 # 1.00000000 # # # # datcnv_date = Aug 28 2025 10:56:45, 7.26.7.129 [datcnv_vars = 17] # datcnv_in = E:\Telework\2024-024\Unprocessed\CTD Data\2024-024-0264.hex E:\Tel ework\2024-024\Processing\doc\2024-024-ctd.XMLCON # datcnv_skipover = 0 # datcnv_ox_hysteresis_correction = no # wildedit_date = Aug 28 2025 11:29:20, 7.26.7.129 # wildedit_in = E:\Telework\2024-024\Processing\convert\2024-024-0264.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 = Sep 10 2025 10:41:14, 7.26.7.129 # alignctd_in = E:\Telework\2024-024\Processing\wildedit\2024-024-0264.cnv # alignctd_adv = sbeox0V 3.000 # celltm_date = Sep 10 2025 13:40:01, 7.26.7.129 # celltm_in = E:\Telework\2024-024\Processing\align\2024-024-0264.cnv # celltm_alpha = 0.0132, 0.0132 # celltm_tau = 12.0630, 12.0630 # celltm_temp_sensor_use_for_cond = primary, secondary # Derive_date = Sep 10 2025 13:42:42, 7.26.7.129 [derive_vars = 4] # Derive_in = E:\Telework\2024-024\Processing\celltm\2024-024-0264.cnv E:\Telewo rk\2024-024\Processing\doc\2024-024-ctd.XMLCON # derive_time_window_docdt = seconds: 2 # derive_ox_tau_correction = yes # derive_time_window_dzdt = seconds: 2 # file_type = ascii END* Remarks from CTDEDIT: CTDEDIT was used to remove near-surface records where pumps were off and records corrupted by shed wakes. --------------------------------------------------------------------------------- Data Processing Notes: ---------------------- Transmissivity, Fluorescence, Turbidity, PAR and PAR:Reference data are nominal and unedited, except that some records were removed in editing temperature and salinity. Salinity:T1:C1 values compared well with bottle samples. There was no dissolved oxygen calibration sampling, but post-cruise calibration of the sensor suggests calibration errors are <1%. For details see file 2024-024_Processing_Report.doc !--1--- --2--- ---3---- --4-- ---5--- --6--- --7--- ---8---- --9--- --10- ----11--- --12-- -13- !Pressu Depth Temperat Trans Fluores PAR PAR: Salinity Oxygen Oxyge Conductiv Turbid Numb !re ure: missi cence: Refere :T1:C1 : n: ity: ity: er_o ! Secondar vity URU: nce Dissol Disso Secondary Seapoi ~bin ! y Seapoin ved: lved: nt _rec ! t SBE SBE ords !------ ------ -------- ----- ------- ------ ------ -------- ------ ----- --------- ------ ---- *END OF HEADER 4.8 4.7 4.1920 37.2 0.760 23.8 95.1 29.3056 7.58 331.0 2.78713 1.5 33 6.3 6.2 4.1898 37.2 0.745 17.1 95.4 29.3060 7.58 331.0 2.78706 2.0 11 7.1 7.0 4.1934 37.4 0.721 14.5 94.9 29.3033 7.58 330.6 2.78714 1.5 46 8.0 7.9 4.1939 37.6 0.743 12.6 88.4 29.3034 7.57 330.4 2.78722 1.5 39 9.0 8.9 4.1921 37.6 0.780 10.5 94.8 29.3045 7.57 330.5 2.78721 1.4 35 10.0 9.9 4.1798 37.5 0.770 8.8 94.8 29.3097 7.57 330.5 2.78675 1.6 44 11.0 10.9 4.1505 36.6 0.756 7.3 94.8 29.3225 7.55 329.7 2.78565 1.6 35 12.0 11.9 4.1108 35.9 0.813 6.2 94.8 29.3400 7.55 329.4 2.78414 1.9 48 13.0 12.8 3.9768 35.4 0.791 5.2 90.8 29.4095 7.61 332.1 2.77983 1.7 34 14.1 13.9 3.8095 35.4 0.770 4.3 91.7 29.4962 7.65 334.0 2.77440 1.8 43 15.0 14.8 3.7791 36.3 0.754 3.7 94.8 29.5096 7.67 334.5 2.77324 1.7 47 16.0 15.8 3.7627 36.4 0.757 3.1 94.8 29.5202 7.66 334.4 2.77292 1.7 36 17.0 16.8 3.7129 36.5 0.709 2.6 94.8 29.5501 7.67 334.8 2.77166 1.6 48 18.0 17.8 3.6712 36.8 0.704 2.2 94.8 29.5740 7.70 335.7 2.77052 1.6 35 19.0 18.8 3.6642 36.7 0.683 1.8 90.7 29.5743 7.68 335.0 2.77005 1.6 50 20.0 19.8 3.6434 36.8 0.696 1.6 94.8 29.5842 7.68 334.9 2.76931 1.6 38 21.1 20.8 3.5997 36.4 0.684 1.3 94.8 29.6047 7.68 335.0 2.76773 1.7 43 22.0 21.7 3.5639 36.5 0.663 1.1 94.8 29.6227 7.69 335.7 2.76653 1.7 44 23.0 22.8 3.5393 36.6 0.648 0.9 94.8 29.6454 7.71 336.3 2.76659 1.6 47 23.9 23.7 3.5170 37.2 0.665 0.8 94.8 29.6579 7.72 336.8 2.76597 1.6 36 25.1 24.8 3.5094 37.4 0.660 0.6 94.8 29.6650 7.72 336.8 2.76603 1.6 36 25.9 25.6 3.4780 37.8 0.656 0.5 90.7 29.6784 7.71 336.2 2.76477 1.5 61 27.0 26.7 3.3950 38.4 0.660 0.4 94.8 29.7112 7.71 336.6 2.76117 1.5 24 28.0 27.7 3.2437 38.4 0.621 0.4 94.8 29.7795 7.74 337.5 2.75526 1.5 35 29.0 28.7 3.1010 40.0 0.565 0.3 94.8 29.8368 7.56 329.7 2.74906 1.4 30 30.0 29.7 2.6626 40.0 0.507 0.3 94.8 30.0378 7.77 338.7 2.73187 1.3 30 31.0 30.7 1.9982 40.5 0.477 0.2 88.4 30.3139 7.89 344.1 2.70300 1.3 40 32.0 31.6 1.7777 41.9 0.453 0.2 94.6 30.3963 8.00 349.0 2.69258 1.3 48