*2025/05/14 14:36:12.34 *IOS HEADER VERSION 2.0 2016/04/28 2016/06/13 IVF16 *FILE START TIME : UTC 1974/01/12 05:05:00.000 END TIME : UTC 1974/02/20 18:06:00.000 TIME ZERO : UTC 1980/01/01 00:00:00.000 NUMBER OF RECORDS : 94 DATA DESCRIPTION : Loop FILE TYPE : ASCII NUMBER OF CHANNELS : 13 $TABLE: CHANNELS ! No Name Units Minimum Maximum !--- ----------------------------- ------------ -------------- -------------- 1 Station n/a 2 Sample_Method n/a 3 Depth metres 0 0 4 Date YYYY/MM/DD -2180 -2141 5 Time HH:MM 0 0.9604167 6 Latitude degrees 48.55 50 7 Longitude degrees -145 -125.55 8 Temperature:Bucket 'deg C' 5 8.7 9 Salinity:Bottle ppt 28.747 32.69 10 Nitrate_plus_Nitrite:Bottle umol/L 5.4 16.9 11 Silicate:Bottle umol/L 5 120 12 Flag:Silicate:Bottle n/a 13 Phosphate:Bottle umol/L 0.81 1.52 $END $TABLE: CHANNEL DETAIL ! No Pad Start Width Format Type Decimal_Places !--- ---- ----- ----- ---------- ---- -------------- 1 ' ' ' ' 8 NQ C ' ' 2 ' ' ' ' 5 NQ C ' ' 3 -99 ' ' 7 F R4 1 4 ' ' ' ' ' ' YYYY/MM/DD D ' ' 5 ' ' ' ' ' ' HH:MM T ' ' 6 -99 ' ' 8 F R4 3 7 -99 ' ' 9 F R4 3 8 -99 ' ' 6 F R4 1 9 -99 ' ' 8 F R4 3 10 -99 ' ' 6 F R4 1 11 -99 ' ' 6 F R4 1 12 ' ' ' ' 3 NQ C ' ' 13 -99 ' ' 7 F R4 2 $END $REMARKS Flag channels initialized with zeros. Non-zero values have the following significance: -------------------------------------------------------------------------------------- 1 = Sample for this measurement was drawn from water bottle but not analyzed (not normally used). 2 = Acceptable measurement (not normally used). 3 = Questionable measurement (no problem observed in sampling or analysis, but value is not trusted, nonetheless; includes outlyers). 4 = Bad measurement (known problem with sampling or analysis, but not serious enough to completely discard the value). 5 = Not reported (lost sample; unredeemably bad measurement). 6 = Mean of replicate measurements. 7 = Manual chromatographic peak measurement. 8 = Irregular digital chromatographic peak integration. 9 = Sample not drawn for this measurement from this bottle (not normally used). -------------------------------------------------------------------------------------- $END *ADMINISTRATION MISSION : 1974-01 AGENCY : MSB, Victoria, B.C. COUNTRY : Canada PROJECT : Station P SCIENTIST : Minkley B.G. PLATFORM : Quadra *LOCATION GEOGRAPHIC AREA : NE PACIFIC EVENT NUMBER : 1 LATITUDE : 48 32.99995 N ! (deg min) LONGITUDE : 145 0.00000 W ! (deg min) LATITUDE 2 : 50 0.00000 N ! (deg min) LONGITUDE 2 : 125 33.00018 W ! (deg min) $REMARKS The Latitude, Longitude and Latitude 2, Longitude 2 pairs specify the bottom left-hand and top right-hand corners of the rectangle containing the cruise track. $END *HISTORY $TABLE: PROGRAMS ! Name Vers Date Time Recs In Recs Out ! ------------------------ ------ ---------- -------- --------- --------- SPRD2IS 4.5 2010/03/13 12:04:45 94 94 HDREDIT2 2.5.1 2010/03/13 13:21:39 ? ? CLEAN 5.0.2 2010/03/13 13:24:45 94 94 CHANGE_FLAGS 1.0 2013/07/16 11:43:02 94 94 CHANGE_CTD_CHANNEL_NAMES 1.0 2013/12/17 16:00:14 94 94 CHANGE_FLAGS 2.0 2014/11/20 09:49:44 94 94 ADDCHANS 1.4 2025/05/14 14:33:46 ? ? HDREDIT2 3.2 2025/05/14 14:36:12 ? ? $END $REMARKS -HEADER EDITS: 2010/03/13 13:21:39 Applied edit header: O:\Data Processing\Header Comments\Work\1974-01-Loop.txt -CLEAN functions: 2010/03/13 13:24:45 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: 2025/05/14 14:36:12 Applied edit header: C:\Users\huntingtons\Desktop\Misc_Corrections\Loop_file_archive_corrections\ COMMENTS_hdr.TXT 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: Flag:Silicate:Bottle [n/a] Name: Flag:Silicate ==> Flag:Silicate:Bottle Channel 13: Phosphate:Bottle [umol/L] Name: Phosphate ==> Phosphate:Bottle $END *COMMENTS Sample collection methods: -------------------------- Temperature surface (o metres) samples were obtained from a bucket. Salinity surface sample were obtained from a seawater loop. Analyzes methods: ----------------- Surface water temperatures were measured from a bucket sample using a deck thermometer of +-0.1 degrees Celsius accuracy. The salinity determinations were made at sea using with either an Auto- Lab Model 601 MK III inductive salinometer or a Hytech Model 6220 lab salinometer. Accuracy using duplicate determinations is estimated to be +/- 0.003 ppt. Nutrient samples were frozen for analyzes ashore. Nutrients were analyzed using methods from Bulletin 125 Fisheries Research Board of Canada 1960 "A manual of seawater analysis" J.D.H. Strickland and T.R. Parsons, and subsequent editions. References: 1. B. Minkley, W.K. Johnson, B. Cox, C. de Jong, 1974. Oceanographic Observations at Ocean Station P (50 N, 145 W). Volume 59. January 11 - April 17, 1974. Pacific Marine Science Report 74-6. 2. Carpenter, J.H. 1965. The Chesapeake Bay Institute Technique for the Winkler Dissolved Oxygen Method. Limmnol. & Oceanogr., 10: 141-143. 3. Strickland, J.D.H., and T.R. Parsons. 1968. A Practical Handbook of Seawater Analysis. Bullettin 167. Fisheries Research Board, Canada. 4. Strickland, J.D.H., and T.R. Parsons. 1972. A Practical Handbook of Seawater Analysis. Bullettin 167 (2nd edition). Fisheries Research Board, Canada. 5. Stephens, K. 1977. Primary Productivity Data from Weatherships Occupying Ocean Station "P" 1969 to 1975. Fisheries & Marine Service Data Report No. 38. 6. Above references @Institute of Ocean Sciences Library, Sidney, B.C. 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) ------------------------------------------------------- !---1--- -2-- --3--- ----4----- --5-- ---6--- ---7---- --8-- ---9--- --10- --11- 12 --13-- !Station Samp Depth Date Time Latitud Longitud Tempe Salinit Nitra Silic Fl Phosph ! le_ e e ratur y: te_pl ate: ag ate: ! Meth e: Bottle ~Nitr Bottl ~o Bottle ! od Bucke ite:B e tt ! t ottle le !------- ---- ------ ---------- ----- ------- -------- ----- ------- ----- ----- -- ------ *END OF HEADER WP01 USW 0.0 1974/01/12 05:05 48.550 -125.550 8.6 31.956 8.6 14.2 0 0.92 WP02 USW 0.0 1974/01/12 06:33 48.633 -126.000 8.3 31.226 16.0 21.9 0 1.47 WP03 USW 0.0 1974/01/12 08:42 48.700 -126.667 8.7 32.169 7.2 11.1 0 0.88 WP04 USW 0.0 1974/01/12 12:21 48.767 -127.667 7.8 32.380 7.3 7.6 0 0.89 WP05 USW 0.0 1974/01/12 15:05 48.850 -128.667 7.5 32.385 6.8 6.6 0 0.91 WP055 USW 0.0 1974/01/12 17:57 48.950 -129.667 7.7 32.389 -99.0 -99.0 0 -99.00 WP06 USW 0.0 1974/01/12 21:03 49.033 -130.667 7.5 32.593 6.6 6.6 0 0.89 WP065 USW 0.0 1974/01/13 01:00 49.100 -131.667 7.1 32.444 -99.0 -99.0 0 -99.00 WP07 USW 0.0 1974/01/13 04:00 49.167 -132.667 7.9 32.586 5.4 5.0 0 0.81 WP075 USW 0.0 1974/01/13 07:30 49.233 -133.667 7.5 32.572 -99.0 -99.0 0 -99.00 WP08 USW 0.0 1974/01/13 10:23 49.283 -134.667 7.2 32.474 5.6 5.3 0 0.88 WP085 USW 0.0 1974/01/13 14:00 49.350 -135.667 7.0 32.489 -99.0 -99.0 0 -99.00 WP09 USW 0.0 1974/01/13 17:13 49.433 -136.667 7.2 32.518 7.2 7.9 0 0.91 WP095 USW 0.0 1974/01/13 20:20 49.500 -137.667 6.8 32.507 -99.0 -99.0 0 -99.00 WP10 USW 0.0 1974/01/13 23:03 49.567 -138.667 6.8 32.595 8.0 9.6 0 0.96 WP105 USW 0.0 1974/01/14 03:00 49.633 -139.667 6.5 32.600 -99.0 -99.0 0 -99.00 WP26 USW 0.0 1974/01/15 00:00 50.000 -145.000 5.7 32.610 10.3 15.2 0 1.13 WP26 USW 0.0 1974/01/16 00:00 50.000 -145.000 5.7 32.634 10.6 17.0 0 1.17 WP26 USW 0.0 1974/01/17 00:00 50.000 -145.000 5.5 32.640 10.6 17.8 0 1.19 WP26 USW 0.0 1974/01/18 00:00 50.000 -145.000 5.5 32.626 10.8 17.8 0 1.18 WP26 USW 0.0 1974/01/19 00:00 50.000 -145.000 5.4 32.641 10.8 17.5 0 1.17 WP26 USW 0.0 1974/01/20 00:00 50.000 -145.000 5.6 32.657 10.5 17.2 0 1.15 WP26 USW 0.0 1974/01/21 00:00 50.000 -145.000 5.5 32.659 10.5 17.1 0 1.16 WP26 USW 0.0 1974/01/22 00:00 50.000 -145.000 5.5 32.657 10.3 17.3 0 1.15 WP26 USW 0.0 1974/01/22 19:00 50.000 -145.000 5.3 32.649 -99.0 -99.0 0 -99.00 WP26 USW 0.0 1974/01/23 00:00 50.000 -145.000 5.6 32.645 10.1 16.4 0 1.19 WP26 USW 0.0 1974/01/24 00:00 50.000 -145.000 5.5 32.665 11.3 18.8 0 1.20 WP26 USW 0.0 1974/01/25 00:00 50.000 -145.000 5.3 32.690 13.4 21.7 0 1.30 WP26 USW 0.0 1974/01/26 00:00 50.000 -145.000 5.5 32.657 11.5 18.7 0 1.18 WP26 USW 0.0 1974/01/27 00:00 50.000 -145.000 5.6 32.658 11.6 18.7 0 1.18 WP26 USW 0.0 1974/01/28 00:00 50.000 -145.000 5.5 32.673 11.7 18.9 0 1.17 WP26 USW 0.0 1974/01/29 00:00 50.000 -145.000 5.4 32.679 11.9 19.3 0 1.19 WP26 USW 0.0 1974/01/30 00:00 50.000 -145.000 5.4 32.646 11.7 18.7 0 1.16 WP26 USW 0.0 1974/01/31 18:00 50.000 -145.000 5.4 32.657 11.6 18.7 0 1.21 WP26 USW 0.0 1974/01/31 19:00 50.000 -145.000 5.3 32.665 11.7 19.0 0 1.21 WP26 USW 0.0 1974/01/31 20:00 50.000 -145.000 5.3 32.672 12.0 19.2 0 1.19 WP26 USW 0.0 1974/01/31 21:00 50.000 -145.000 5.5 32.654 11.6 18.6 0 1.12 WP26 USW 0.0 1974/01/31 22:00 50.000 -145.000 5.3 32.669 11.9 19.0 0 1.20 WP26 USW 0.0 1974/01/31 23:00 50.000 -145.000 5.4 32.656 11.7 18.6 0 1.18 WP26 USW 0.0 1974/02/01 00:00 50.000 -145.000 5.5 32.671 11.9 19.1 0 1.20 WP26 USW 0.0 1974/02/01 01:00 50.000 -145.000 5.3 32.661 11.8 18.7 0 1.22 WP26 USW 0.0 1974/02/01 02:00 50.000 -145.000 5.4 32.650 11.6 18.3 0 1.23 WP26 USW 0.0 1974/02/01 03:00 50.000 -145.000 5.4 32.644 11.1 17.1 0 1.21 WP26 USW 0.0 1974/02/01 04:00 50.000 -145.000 5.4 32.645 11.6 17.9 0 1.19 WP26 USW 0.0 1974/02/01 05:00 50.000 -145.000 5.4 32.640 11.5 17.9 0 1.20 WP26 USW 0.0 1974/02/01 06:00 50.000 -145.000 5.5 32.647 11.7 18.1 0 1.18 WP26 USW 0.0 1974/02/01 07:00 50.000 -145.000 5.4 32.644 11.6 18.1 0 1.21 WP26 USW 0.0 1974/02/01 08:00 50.000 -145.000 5.3 32.649 11.7 18.0 0 1.23 WP26 USW 0.0 1974/02/01 09:00 50.000 -145.000 5.4 32.646 11.2 17.0 0 1.20 WP26 USW 0.0 1974/02/01 10:00 50.000 -145.000 5.3 32.659 11.8 18.2 0 1.12 WP26 USW 0.0 1974/02/01 11:00 50.000 -145.000 5.3 32.658 11.7 18.4 0 1.21 WP26 USW 0.0 1974/02/01 12:00 50.000 -145.000 5.4 32.669 9.4 14.2 0 1.21 WP26 USW 0.0 1974/02/01 13:00 50.000 -145.000 5.3 32.671 9.3 13.4 0 1.19 WP26 USW 0.0 1974/02/01 14:00 50.000 -145.000 5.4 32.643 11.6 17.4 0 1.20 WP26 USW 0.0 1974/02/01 15:00 50.000 -145.000 5.5 32.643 11.2 16.4 0 1.21 WP26 USW 0.0 1974/02/01 16:00 50.000 -145.000 5.3 32.650 11.5 17.5 0 1.22 WP26 USW 0.0 1974/02/01 17:00 50.000 -145.000 5.4 32.642 11.4 16.9 0 1.21 WP26 USW 0.0 1974/02/02 00:00 50.000 -145.000 5.5 32.661 11.7 18.0 0 1.19 WP26 USW 0.0 1974/02/03 00:00 50.000 -145.000 5.5 32.654 11.5 17.6 0 1.17 WP26 USW 0.0 1974/02/04 00:00 50.000 -145.000 5.3 32.658 11.5 16.4 0 1.21 WP26 USW 0.0 1974/02/05 00:00 50.000 -145.000 5.5 -99.000 -99.0 -99.0 0 -99.00 WP26 USW 0.0 1974/02/06 00:00 50.000 -145.000 5.6 32.654 11.7 17.9 0 1.20 WP26 USW 0.0 1974/02/07 00:00 50.000 -145.000 5.4 32.644 11.7 17.2 0 1.21 WP26 USW 0.0 1974/02/08 00:00 50.000 -145.000 5.3 32.661 12.0 18.1 0 1.25 WP26 USW 0.0 1974/02/09 00:00 50.000 -145.000 5.3 32.672 11.6 17.1 0 1.25 WP26 USW 0.0 1974/02/10 00:00 50.000 -145.000 5.3 32.658 11.7 19.3 0 1.20 WP26 USW 0.0 1974/02/11 00:00 50.000 -145.000 5.3 32.661 11.8 19.1 0 1.21 WP26 USW 0.0 1974/02/12 00:00 50.000 -145.000 5.2 32.668 12.1 120.0 5 1.24 WP26 USW 0.0 1974/02/12 17:30 50.000 -145.000 5.3 32.658 -99.0 -99.0 0 -99.00 WP26 USW 0.0 1974/02/13 00:00 50.000 -145.000 5.2 32.661 11.8 19.8 0 1.21 WP26 USW 0.0 1974/02/14 00:00 50.000 -145.000 5.2 32.666 11.9 18.1 0 1.23 WP26 USW 0.0 1974/02/15 00:00 50.000 -145.000 5.1 32.672 12.1 17.8 0 1.28 WP26 USW 0.0 1974/02/16 00:00 50.000 -145.000 5.0 32.673 12.2 19.4 0 1.25 WP26 USW 0.0 1974/02/17 00:00 50.000 -145.000 5.0 32.682 13.1 19.9 0 1.30 WP125 USW 0.0 1974/02/18 01:00 49.917 -143.667 5.3 32.658 -99.0 -99.0 0 -99.00 WP12 USW 0.0 1974/02/18 06:15 49.817 -142.667 5.8 32.608 9.9 -99.0 0 -99.00 WP115 USW 0.0 1974/02/18 10:30 49.750 -141.667 5.6 32.599 -99.0 -99.0 0 -99.00 WP11 USW 0.0 1974/02/18 13:25 49.683 -140.667 5.6 32.611 10.9 15.6 0 1.16 WP105 USW 0.0 1974/02/18 17:00 49.633 -139.667 5.9 32.591 -99.0 -99.0 0 -99.00 WP10 USW 0.0 1974/02/18 20:16 49.567 -138.667 5.8 32.589 10.0 13.9 0 1.09 WP095 USW 0.0 1974/02/19 00:15 49.500 -137.667 6.0 32.589 -99.0 -99.0 0 -99.00 WP09 USW 0.0 1974/02/19 03:31 49.433 -136.667 6.0 32.519 9.3 11.4 0 1.06 WP085 USW 0.0 1974/02/19 06:25 49.350 -135.667 6.3 32.510 -99.0 -99.0 0 -99.00 WP08 USW 0.0 1974/02/19 09:20 49.283 -134.667 6.7 32.561 7.1 8.9 0 0.94 WP075 USW 0.0 1974/02/19 12:15 49.233 -133.667 6.8 32.623 -99.0 -99.0 0 -99.00 WP07 USW 0.0 1974/02/19 15:00 49.167 -132.667 6.5 32.599 8.6 10.8 0 1.02 WP065 USW 0.0 1974/02/19 19:27 49.100 -131.667 6.5 32.562 -99.0 -99.0 0 -99.00 WP06 USW 0.0 1974/02/19 22:29 49.033 -130.667 6.8 32.553 7.9 9.0 0 0.98 WP055 USW 0.0 1974/02/20 01:36 48.950 -129.667 6.9 32.495 -99.0 -99.0 0 -99.00 WP05 USW 0.0 1974/02/20 05:57 48.850 -128.667 7.1 32.397 8.6 10.9 0 1.02 WP04 USW 0.0 1974/02/20 09:37 48.767 -127.667 7.5 31.776 8.7 14.8 0 0.98 WP03 USW 0.0 1974/02/20 13:33 48.700 -126.667 8.1 31.802 8.9 14.8 0 0.97 WP02 USW 0.0 1974/02/20 16:20 48.633 -126.000 7.5 28.747 12.3 31.0 0 1.13 WP01 USW 0.0 1974/02/20 18:06 48.550 -125.550 7.4 30.404 16.9 27.6 0 1.52