*2025/05/08 10:26:00.33 *IOS HEADER VERSION 2.0 2016/04/28 2016/06/13 IVF16 *FILE START TIME : UTC 2004/05/26 01:27:00.000 END TIME : UTC 2004/05/31 20:21:00.000 TIME ZERO : UTC 1980/01/01 00:00:00.000 NUMBER OF RECORDS : 55 DATA DESCRIPTION : Loop + Rosette FILE TYPE : ASCII NUMBER OF CHANNELS : 12 $TABLE: CHANNELS ! No Name Units Minimum Maximum !--- ----------------------------- ------------ -------------- -------------- 1 Station n/a 2 Sample_Method n/a 3 Sample_Number n/a 37 313 4 Pressure:CTD decibar 4.5 5 5 Date YYYY/MM/DD 8912 8917 6 Time HH:MM 0.1388889E-01 0.9819444 7 Latitude degrees 48.25 51.28 8 Longitude degrees -129.92 -123.49 9 Salinity:Bottle PSS-78 29.303 31.886 10 Nitrate_plus_Nitrite:Bottle umol/L 0 22.5 11 Silicate:Bottle umol/L 0.1 37 12 Phosphate:Bottle umol/L 0.16 1.94 $END $TABLE: CHANNEL DETAIL ! No Pad Start Width Format Type Decimal_Places !--- ---- ----- ----- ---------- ---- -------------- 1 ' ' ' ' 5 NQ C ' ' 2 ' ' ' ' 4 NQ C ' ' 3 -99 ' ' 5 I I 0 4 -99 ' ' 7 F R4 1 5 ' ' ' ' ' ' YYYY/MM/DD D ' ' 6 ' ' ' ' ' ' HH:MM T ' ' 7 -99 ' ' 7 F R4 2 8 -99 ' ' 8 F R4 2 9 -99 ' ' 8 F R4 3 10 -99 ' ' 6 F R4 1 11 -99 ' ' 6 F R4 1 12 -99 ' ' 7 F R4 2 $END *ADMINISTRATION MISSION : 2004-09 AGENCY : IOS, Ocean Science and Productivity, Sidney, B.C. COUNTRY : Canada PROJECT : La Perouse / Copra SCIENTIST : Robert M. PLATFORM : John P. Tully *LOCATION GEOGRAPHIC AREA : N.E. Pacific LATITUDE : 48 15.00000 N ! (deg min) LONGITUDE : 129 55.19989 W ! (deg min) LATITUDE 2 : 51 16.79993 N ! (deg min) LONGITUDE 2 : 123 29.39987 W ! (deg min) *INSTRUMENT INTAKE DEPTH (M) : 4.5 ! custom item *HISTORY $TABLE: PROGRAMS ! Name Vers Date Time Recs In Recs Out ! ------------------------ ------ ---------- -------- --------- --------- SPRD2IS 4.2.1 2004/11/02 16:01:48 55 55 HDREDIT2 2.3 2004/11/02 16:06:00 ? ? CLEAN 4.7.1 2004/11/02 16:07:25 55 55 CHANGE_CTD_CHANNEL_NAMES 1.0 2013/12/22 14:40:28 55 55 HDREDIT2 3.2 2025/05/08 10:24:27 ? ? CLEAN 5.3 2025/05/08 10:26:00 55 55 $END $REMARKS -HEADER EDITS: 2004/11/02 16:06:00 Applied edit header: O:\Data Processing\Header Comments\Loop_fresh_nuts_chl_sal -CLEAN functions: 2004/11/02 16:07:25 Reset #RECS, MIN & MAX values in header. Set header Start and End times from the data. Set header Latitude and Longitude limits the data. -HEADER EDITS: 2025/05/08 10:24:27 Channel 2: Sample_Method [n/a] Format: ==> NQ Channel 4: Pressure:CTD [decibar] Name: Pressure ==> Pressure:CTD Channel 10: Nitrate_plus_Nitrite:Bottle [umol/L] Name: Nitrate_plus_Nitrite ==> Nitrate_plus_Nitrite:Bottle Channel 11: Silicate:Bottle [umol/L] Name: Silicate ==> Silicate:Bottle Channel 12: Phosphate:Bottle [umol/L] Name: Phosphate ==> Phosphate:Bottle -CLEAN functions: 2025/05/08 10:26:00 Reset #RECS, MIN & MAX values in header. Change Pad Value to -99 in Channel: Sample_Number [n/a] $END *COMMENTS Sample_Number 37: salinity value drifting Sample_Number 131: empty tube Sample_Number 132: PO4 filtered Sample_Number 139: PO4 filtered Sample_Number 147: PO4 filtered Sampling Methods are expressed with the following codes ------------------------------------------------------- BOT - Bottle or Go-flow on wire BUC - Bucket PUM - Pump ROS - Rosette sample USW - Uncontaminated sea water (loop) ------------------------------------------------------- The USW samples are drawn from a pumped seawater supply provided to the ship laboratory from a nominal depth of 4.5 metres. Analysis methods: ----------------- Salinity samples are collected in glass bottles and analyzed on Guildline model 8410 Portasal Salinometers which are standardized with IAPSO standard seawater. Nutrient samples are analyzed fresh on board using a Technicon AAII auto- analyzer following methods described in Barwell-Clarke and Whitney (1996). Chlorophyll samples are collected in duplicate in calibrated polycarbonate bottles (~330ml), then filtered onto 25mm MFS GF/75 filters at <70mmHg vacuum. The filters are placed in glass scintillation vials and immediately frozen at -20ºC until analysis. The chlorophyll is extracted in 10 ml of 90% acetone for 24h at -20ºC, then brought to room temperature and the extract is decanted and measured using a Turner Designs 10-AU-005-CE fluorometer, which has been calibrated with solutions of commercially prepared chlorophyll. References: 1. J. Barwell-Clarke and F. Whitney. 1996. Institute of Ocean Sciences Nutrient Methods and Analysis. Canadian Technical Report of Hydrography and Ocean Sciences, No. 182, 43 pp. !-1-- -2- -3-- --4--- ----5----- --6-- --7--- ---8--- ---9--- --10- --11- --12-- !Stat Sam Samp Pressu Date Time Latitu Longitu Salinit Nitra Silic Phosph !ion ple le_ re:CTD de de y: te_pl ate: ate: ! _ Numb Bottle ~Nitr Bottl Bottle ! Met er ite:B e ! hod ottle !---- --- ---- ------ ---------- ----- ------ ------- ------- ----- ----- ------ *END OF HEADER SI03 ROS 37 5.0 2004/05/26 01:27 48.59 -123.51 29.303 -99.0 -99.0 -99.00 JF1 USW -99 4.5 2004/05/26 09:02 48.27 -123.49 -99.000 21.9 36.4 1.93 JF2 USW -99 4.5 2004/05/26 10:48 48.30 -124.00 -99.000 22.5 37.0 1.94 JF3 USW -99 4.5 2004/05/26 12:45 48.45 -124.52 -99.000 18.4 32.8 1.65 JF4 USW -99 4.5 2004/05/26 14:30 48.54 -125.00 -99.000 17.0 31.3 1.55 E1 ROS 45 5.0 2004/05/26 15:19 48.53 -125.06 -99.000 10.2 26.2 1.08 C2 ROS 52 5.0 2004/05/26 18:15 48.42 -125.14 31.761 11.7 27.1 1.17 C3 ROS 60 5.0 2004/05/26 19:47 48.39 -125.35 31.365 0.7 4.4 0.50 C1 ROS 61 5.0 2004/05/26 21:34 48.49 -125.26 31.463 3.2 15.0 0.72 B8 ROS 62 5.0 2004/05/26 23:34 48.58 -125.50 31.293 0.0 3.6 0.41 B7 ROS 63 5.0 2004/05/27 01:11 48.53 -125.59 31.334 0.0 3.8 0.38 A4 ROS 64 5.0 2004/05/27 11:07 48.25 -126.67 31.574 0.0 1.1 0.41 LC11 ROS 84 5.0 2004/05/27 13:37 48.32 -126.45 31.458 0.0 1.3 0.32 LC9 ROS 100 5.0 2004/05/27 16:07 48.43 -126.23 31.479 0.0 1.7 0.34 LC10 ROS 101 5.0 2004/05/27 17:08 48.37 -126.34 31.494 0.0 1.7 0.39 LC8 ROS 112 5.0 2004/05/27 20:08 48.49 -126.12 31.386 0.0 1.7 0.27 LC7 ROS 120 5.0 2004/05/27 21:43 48.55 -126.01 31.151 0.0 2.8 0.24 LC6 ROS 121 5.0 2004/05/27 22:41 48.61 -125.90 31.290 0.0 1.5 0.26 LC5 ROS 122 5.0 2004/05/28 00:36 48.67 -125.79 31.223 0.0 3.3 0.33 LC4 ROS 131 5.0 2004/05/28 02:08 48.72 -125.68 31.444 -99.0 -99.0 -99.00 LC3 ROS 132 5.0 2004/05/28 03:07 48.78 -125.57 31.629 1.8 8.0 0.51 LC2 ROS 139 5.0 2004/05/28 03:50 48.81 -125.52 31.256 0.0 0.5 0.25 LC1 ROS 146 5.0 2004/05/28 04:31 48.84 -125.46 31.246 0.0 0.8 0.16 B3 ROS 147 5.0 2004/05/28 05:36 48.85 -125.65 31.409 0.0 0.6 0.19 CS10 ROS 148 5.0 2004/05/29 09:35 51.28 -128.33 31.033 0.0 2.6 0.34 CS9 ROS 159 5.0 2004/05/29 11:21 51.21 -128.47 31.139 0.0 1.5 0.40 CS8 ROS 160 5.0 2004/05/29 12:26 51.14 -128.60 31.320 0.0 0.6 0.38 CS7 ROS 162 5.0 2004/05/29 14:02 51.08 -128.73 31.299 0.0 0.6 0.38 CS6 ROS 168 5.0 2004/05/29 15:11 51.00 -128.83 31.336 0.0 1.8 0.45 CS5 ROS 170 5.0 2004/05/29 16:48 50.93 -129.02 31.310 0.7 1.9 0.49 CS4 ROS 177 5.0 2004/05/29 18:25 50.82 -129.22 31.169 0.0 2.0 0.40 CS3 ROS 178 5.0 2004/05/29 20:05 50.76 -129.33 31.295 0.7 2.8 0.46 CS2 ROS 196 5.0 2004/05/29 21:50 50.68 -129.47 31.484 0.5 1.6 0.42 CS1 ROS 197 5.0 2004/05/30 00:20 50.58 -129.69 31.281 0.0 1.2 0.39 CS00 ROS 198 5.0 2004/05/30 02:16 50.46 -129.92 31.711 0.3 2.1 0.42 JI22 ROS 199 5.0 2004/05/30 06:32 50.66 -129.29 31.280 1.2 2.5 0.51 LQ03 ROS 200 5.0 2004/05/30 08:11 50.66 -129.03 31.739 0.6 0.7 0.40 CPE2 ROS 201 5.0 2004/05/30 10:28 50.72 -128.67 31.455 5.1 7.5 0.80 LBP1 ROS 202 5.0 2004/05/30 15:38 50.08 -127.88 31.598 0.1 0.7 0.31 LBP2 ROS 203 5.0 2004/05/30 16:01 50.07 -127.90 31.730 0.0 0.5 0.30 LBP3 ROS 213 5.0 2004/05/30 17:12 50.06 -127.92 31.692 0.0 0.5 0.28 LBP4 ROS 231 5.0 2004/05/30 18:52 50.03 -127.98 31.722 0.0 1.1 0.33 LBP5 ROS 232 5.0 2004/05/30 20:12 50.00 -128.01 31.716 0.0 1.2 0.31 LBP6 ROS 250 5.0 2004/05/30 21:08 49.93 -128.09 31.754 0.0 0.6 0.31 LBP7 ROS 251 5.0 2004/05/30 22:47 49.87 -128.19 31.792 0.0 0.6 0.32 LBP8 ROS 269 5.0 2004/05/31 00:52 49.81 -128.28 31.886 0.0 0.7 0.35 LG9 ROS 270 5.0 2004/05/31 09:53 48.85 -127.33 31.702 0.0 0.5 0.34 LG8 ROS 271 5.0 2004/05/31 11:36 48.92 -127.22 31.813 0.0 1.1 0.36 LG7 ROS 272 5.0 2004/05/31 12:46 48.99 -127.12 31.582 0.0 2.6 0.35 LG6 ROS 290 5.0 2004/05/31 15:18 49.06 -127.02 31.601 0.0 0.6 0.35 LG5 ROS 291 5.0 2004/05/31 16:14 49.12 -126.92 31.645 0.0 1.3 0.34 LG4 ROS 300 5.0 2004/05/31 17:18 49.19 -126.83 31.837 0.0 0.1 0.29 LG3 ROS 301 5.0 2004/05/31 18:33 49.25 -126.73 31.821 0.1 1.0 0.35 LG2 ROS 308 5.0 2004/05/31 19:28 49.31 -126.64 31.510 0.0 0.6 0.23 LG1 ROS 313 5.0 2004/05/31 20:21 49.34 -126.58 31.089 0.0 1.6 0.27