*2025/05/14 13:49:02.26 *IOS HEADER VERSION 2.0 2016/04/28 2016/06/13 IVF16 *FILE START TIME : UTC 1976/03/27 16:15:00.000 END TIME : UTC 1976/05/12 12:45:00.000 TIME ZERO : UTC 1980/01/01 00:00:00.000 NUMBER OF RECORDS : 101 DATA DESCRIPTION : Loop FILE TYPE : ASCII NUMBER OF CHANNELS : 14 $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 -1375 -1329 5 Time HH:MM 0 0.9930556 6 Latitude degrees 48.55 50 7 Longitude degrees -145 -125.55 8 Temperature:Bucket 'deg C' 4.8 10.7 9 Salinity:Bottle ppt 31.261 32.833 10 Oxygen:Dissolved:Mass:Bottle umol/kg 58.5 344.2 11 Nitrate_plus_Nitrite:Bottle umol/L 0 18.9 12 Silicate:Bottle umol/L 0.4 31.5 13 Phosphate:Bottle umol/L 0.49 2.08 14 Flag:Phosphate:Bottle n/a $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 -99 ' ' 6 F R4 1 13 -99 ' ' 7 F R4 2 14 ' ' ' ' 3 NQ C ' ' $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 : 1976-03 AGENCY : IOS, Offshore Oceanography, Sidney, B.C. COUNTRY : Canada PROJECT : Station P SCIENTIST : Taufen L.E. 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 2010/03/14 12:09:24 101 101 HDREDIT2 2.5.1 2010/03/14 12:14:11 ? ? CLEAN 5.0.2 2010/03/14 12:14:55 101 101 CHANGE_FLAGS 1.0 2013/07/16 11:43:11 101 101 CHANGE_CTD_CHANNEL_NAMES 1.0 2013/12/17 16:00:16 101 101 CHANGE_FLAGS 2.0 2014/11/20 09:49:51 101 101 ADDCHANS 1.4 2025/05/09 13:21:37 ? ? HDREDIT2 3.2 2025/05/14 13:49:02 ? ? $END $REMARKS -HEADER EDITS: 2010/03/14 12:14:11 Applied edit header: O:\Data Processing\Header Comments\Work\1976-03-Loop.txt -CLEAN functions: 2010/03/14 12:14:55 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 13:49:02 Applied edit header: C:\Users\huntingtons\Desktop\Misc_Corrections\Loop_file_archive_corrections\ COMMENTS_hdr.TXT Channel 10: Oxygen:Dissolved:Mass:Bottle [umol/kg] Name: Oxygen:Dissolved ==> Oxygen:Dissolved:Mass:Bottle Channel 11: Nitrate_plus_Nitrite:Bottle [umol/L] Name: Nitrate_plus_Nitrite ==> Nitrate_plus_Nitrite:Bottle Channel 12: Silicate:Bottle [umol/L] Name: Silicate ==> Silicate:Bottle Channel 13: Phosphate:Bottle [umol/L] Name: Phosphate ==> Phosphate:Bottle Channel 14: Flag:Phosphate:Bottle [n/a] Name: Flag:Phosphate ==> Flag: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. Dissolved Oxygen were collected in Nansen or Niskin samplers. 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. The dissolved oxygen analyses were done in the shipboard laboratory by a modified Winkler method (Carpenter, 1965). 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. 1976. Oceanographic Observations at Ocean Station P (50 N, 145 W). Volume 72. February 13 - May 12, 1976. Pacific Marine Science Report 76-24. 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-- 14 !Station Samp Depth Date Time Latitud Longitud Tempe Salinit Oxyge Nitra Silic Phosph Fl ! le_ e e ratur y: n:Dis te_pl ate: ate: ag ! Meth e: Bottle ~ed:M ~Nitr Bottl Bottle ~o ! od Bucke ass:B ite:B e tt ! t ottle ottle le !------- ---- ------ ---------- ----- ------- -------- ----- ------- ----- ----- ----- ------ -- *END OF HEADER WP05 USW 0.0 1976/03/27 16:15 48.850 -128.667 6.9 32.404 -99.0 -99.0 -99.0 -99.00 0 WP06 USW 0.0 1976/03/27 23:27 49.033 -130.667 -99.0 32.507 -99.0 -99.0 -99.0 -99.00 0 WP07 USW 0.0 1976/03/28 05:45 49.167 -132.667 -99.0 32.546 -99.0 -99.0 -99.0 -99.00 0 WP075 USW 0.0 1976/03/28 09:27 49.233 -133.667 6.3 32.570 -99.0 -99.0 -99.0 -99.00 0 WP08 USW 0.0 1976/03/28 12:32 49.283 -134.667 5.9 32.588 -99.0 -99.0 -99.0 -99.00 0 WP085 USW 0.0 1976/03/28 15:50 49.350 -135.667 5.9 32.571 -99.0 -99.0 -99.0 -99.00 0 WP09 USW 0.0 1976/03/28 19:20 49.433 -136.667 6.0 32.590 -99.0 -99.0 -99.0 -99.00 0 WP095 USW 0.0 1976/03/28 22:37 49.500 -137.667 5.9 32.561 -99.0 -99.0 -99.0 -99.00 0 WP10 USW 0.0 1976/03/29 00:56 49.567 -138.667 5.7 32.563 -99.0 -99.0 -99.0 -99.00 0 WP105 USW 0.0 1976/03/29 05:01 49.633 -139.667 5.6 32.609 -99.0 -99.0 -99.0 -99.00 0 WP11 USW 0.0 1976/03/29 08:11 49.683 -140.667 5.6 32.610 -99.0 -99.0 -99.0 -99.00 0 WP26 USW 0.0 1976/03/30 00:00 50.000 -145.000 5.0 32.770 -99.0 16.5 24.7 1.60 0 WP26 USW 0.0 1976/03/30 19:20 50.000 -145.000 6.0 -99.000 168.3 -99.0 -99.0 -99.00 0 WP26 USW 0.0 1976/03/31 00:00 50.000 -145.000 4.9 32.752 -99.0 16.9 25.3 1.62 0 WP26 USW 0.0 1976/04/01 00:00 50.000 -145.000 5.0 32.764 -99.0 16.9 24.7 1.66 0 WP26 USW 0.0 1976/04/02 00:00 50.000 -145.000 4.9 32.790 -99.0 17.1 25.1 1.59 0 WP26 USW 0.0 1976/04/03 00:00 50.000 -145.000 4.8 32.755 -99.0 17.1 28.1 1.53 0 WP26 USW 0.0 1976/04/03 00:35 50.000 -145.000 4.8 32.755 105.9 -99.0 -99.0 -99.00 0 WP26 USW 0.0 1976/04/04 00:00 50.000 -145.000 4.9 32.769 -99.0 17.1 27.9 1.62 0 WP26 USW 0.0 1976/04/05 00:00 50.000 -145.000 5.0 32.770 -99.0 17.0 27.1 1.56 0 WP26 USW 0.0 1976/04/05 22:15 50.000 -145.000 4.8 32.790 58.5 -99.0 -99.0 -99.00 0 WP26 USW 0.0 1976/04/06 00:00 50.000 -145.000 5.0 32.790 -99.0 17.3 28.9 1.54 0 WP26 USW 0.0 1976/04/07 00:00 50.000 -145.000 5.2 32.755 -99.0 18.3 30.0 1.59 0 WP26 USW 0.0 1976/04/08 00:00 50.000 -145.000 5.4 32.770 -99.0 17.8 29.4 1.57 0 WP26 USW 0.0 1976/04/08 21:27 50.000 -145.000 -99.0 -99.000 103.2 -99.0 -99.0 -99.00 0 WP26 USW 0.0 1976/04/09 00:00 50.000 -145.000 5.0 32.763 -99.0 16.6 24.7 1.55 0 WP26 USW 0.0 1976/04/10 00:00 50.000 -145.000 5.1 32.761 -99.0 17.3 28.4 -99.00 0 WP26 USW 0.0 1976/04/11 00:00 50.000 -145.000 5.2 32.755 -99.0 16.8 25.1 1.59 0 WP26 USW 0.0 1976/04/11 21:00 50.000 -145.000 -99.0 -99.000 344.2 -99.0 -99.0 -99.00 0 WP26 USW 0.0 1976/04/12 00:00 50.000 -145.000 5.1 32.773 -99.0 16.7 27.1 1.56 0 WP26 USW 0.0 1976/04/13 00:00 50.000 -145.000 5.1 32.757 -99.0 16.6 26.3 1.63 0 WP26 USW 0.0 1976/04/14 00:00 50.000 -145.000 5.1 32.767 -99.0 16.6 24.6 1.55 0 WP26 USW 0.0 1976/04/14 21:30 50.000 -145.000 -99.0 -99.000 255.8 -99.0 -99.0 -99.00 0 WP26 USW 0.0 1976/04/15 00:00 50.000 -145.000 5.1 32.786 -99.0 16.4 26.0 1.53 0 WP26 USW 0.0 1976/04/16 00:00 50.000 -145.000 5.1 32.788 -99.0 16.6 27.1 1.57 0 WP26 USW 0.0 1976/04/17 00:00 50.000 -145.000 5.3 32.764 -99.0 16.6 26.0 1.59 0 WP26 USW 0.0 1976/04/17 21:45 50.000 -145.000 5.1 32.769 287.5 -99.0 -99.0 -99.00 0 WP26 USW 0.0 1976/04/18 00:00 50.000 -145.000 5.2 32.769 -99.0 16.6 27.3 1.56 0 WP26 USW 0.0 1976/04/19 00:00 50.000 -145.000 5.2 32.768 -99.0 16.9 27.3 1.58 0 WP26 USW 0.0 1976/04/20 00:00 50.000 -145.000 5.2 32.794 -99.0 -99.0 -99.0 1.55 0 WP26 USW 0.0 1976/04/20 22:30 50.000 -145.000 5.1 -99.000 -99.0 -99.0 -99.0 -99.00 0 WP26 USW 0.0 1976/04/21 00:00 50.000 -145.000 5.2 32.779 -99.0 16.6 26.3 1.55 0 WP26 USW 0.0 1976/04/22 00:00 50.000 -145.000 5.3 32.673 -99.0 16.6 27.3 1.55 0 WP26 USW 0.0 1976/04/23 00:45 50.000 -145.000 5.4 32.817 -99.0 18.9 31.5 1.62 0 WP26 USW 0.0 1976/04/23 22:45 50.000 -145.000 4.8 -99.000 -99.0 -99.0 -99.0 -99.00 0 WP26 USW 0.0 1976/04/24 00:00 50.000 -145.000 5.0 32.780 -99.0 16.6 27.2 1.59 0 WP26 USW 0.0 1976/04/25 00:00 50.000 -145.000 5.3 32.783 -99.0 16.6 29.2 1.61 0 WP26 USW 0.0 1976/04/26 00:00 50.000 -145.000 5.3 32.788 -99.0 17.3 29.0 1.59 0 WP26 USW 0.0 1976/04/26 21:00 50.000 -145.000 5.4 -99.000 339.7 -99.0 -99.0 -99.00 0 WP26 USW 0.0 1976/04/27 00:00 50.000 -145.000 5.3 32.774 -99.0 16.8 28.5 1.55 0 WP26 USW 0.0 1976/04/28 00:00 50.000 -145.000 5.4 32.770 -99.0 16.6 28.2 1.57 0 WP26 USW 0.0 1976/04/29 00:00 50.000 -145.000 5.4 32.766 -99.0 16.4 27.4 1.32 0 WP26 USW 0.0 1976/04/29 22:30 50.000 -145.000 5.3 -99.000 334.8 -99.0 -99.0 -99.00 0 WP26 USW 0.0 1976/04/30 00:00 50.000 -145.000 5.4 32.770 -99.0 16.6 27.7 1.56 0 WP26 USW 0.0 1976/05/01 00:00 50.000 -145.000 5.5 32.771 -99.0 16.3 27.7 1.55 0 WP26 USW 0.0 1976/05/02 00:00 50.000 -145.000 5.6 32.762 -99.0 -99.0 20.2 1.56 0 WP26 USW 0.0 1976/05/02 22:30 50.000 -145.000 5.5 -99.000 333.5 -99.0 -99.0 -99.00 0 WP26 USW 0.0 1976/05/03 00:00 50.000 -145.000 5.5 32.757 -99.0 16.7 27.5 1.55 0 WP26 USW 0.0 1976/05/03 01:00 50.000 -145.000 -99.0 32.760 -99.0 16.5 27.1 1.56 0 WP26 USW 0.0 1976/05/03 02:00 50.000 -145.000 -99.0 32.760 -99.0 13.2 21.7 1.51 0 WP26 USW 0.0 1976/05/03 03:00 50.000 -145.000 -99.0 32.765 -99.0 16.9 26.2 1.59 0 WP26 USW 0.0 1976/05/03 04:00 50.000 -145.000 -99.0 32.767 -99.0 16.6 27.4 1.56 0 WP26 USW 0.0 1976/05/03 05:00 50.000 -145.000 -99.0 32.784 -99.0 16.3 27.0 2.08 3 WP26 USW 0.0 1976/05/03 06:00 50.000 -145.000 -99.0 32.765 -99.0 17.2 28.9 -99.00 0 WP26 USW 0.0 1976/05/03 07:00 50.000 -145.000 -99.0 32.768 -99.0 -99.0 -99.0 1.58 0 WP26 USW 0.0 1976/05/03 08:00 50.000 -145.000 -99.0 32.782 -99.0 13.0 21.6 -99.00 0 WP26 USW 0.0 1976/05/03 09:00 50.000 -145.000 -99.0 32.777 -99.0 -99.0 -99.0 1.56 0 WP26 USW 0.0 1976/05/03 10:00 50.000 -145.000 -99.0 32.760 -99.0 16.4 26.9 -99.00 0 WP26 USW 0.0 1976/05/03 11:00 50.000 -145.000 -99.0 32.775 -99.0 -99.0 -99.0 1.57 0 WP26 USW 0.0 1976/05/03 12:00 50.000 -145.000 -99.0 32.758 -99.0 16.4 26.9 1.55 0 WP26 USW 0.0 1976/05/03 13:00 50.000 -145.000 -99.0 32.766 -99.0 16.5 27.3 1.55 0 WP26 USW 0.0 1976/05/03 14:00 50.000 -145.000 -99.0 32.774 -99.0 16.7 27.3 1.60 0 WP26 USW 0.0 1976/05/03 15:00 50.000 -145.000 -99.0 32.773 -99.0 16.5 26.9 1.62 0 WP26 USW 0.0 1976/05/03 16:00 50.000 -145.000 -99.0 32.785 -99.0 14.2 23.3 1.62 0 WP26 USW 0.0 1976/05/03 17:00 50.000 -145.000 -99.0 32.732 -99.0 14.9 25.0 1.59 0 WP26 USW 0.0 1976/05/03 18:00 50.000 -145.000 -99.0 32.779 -99.0 16.6 27.5 1.54 0 WP26 USW 0.0 1976/05/03 19:00 50.000 -145.000 -99.0 32.775 -99.0 16.6 26.9 1.52 0 WP26 USW 0.0 1976/05/03 20:00 50.000 -145.000 -99.0 32.770 -99.0 16.6 27.2 1.52 0 WP26 USW 0.0 1976/05/03 21:00 50.000 -145.000 -99.0 32.768 -99.0 16.4 26.8 1.54 0 WP26 USW 0.0 1976/05/03 22:00 50.000 -145.000 -99.0 32.764 -99.0 16.5 26.3 1.53 0 WP26 USW 0.0 1976/05/03 23:00 50.000 -145.000 -99.0 32.764 -99.0 16.3 26.4 1.53 0 WP26 USW 0.0 1976/05/04 00:00 50.000 -145.000 5.6 32.833 -99.0 14.8 24.5 1.53 0 WP26 USW 0.0 1976/05/05 00:00 50.000 -145.000 5.6 32.816 -99.0 16.4 27.0 1.68 0 WP26 USW 0.0 1976/05/05 21:30 50.000 -145.000 5.5 -99.000 -99.0 -99.0 -99.0 -99.00 0 WP26 USW 0.0 1976/05/06 00:00 50.000 -145.000 5.8 32.810 -99.0 16.6 27.1 1.48 0 WP26 USW 0.0 1976/05/07 00:00 50.000 -145.000 5.7 32.784 -99.0 16.6 27.3 1.53 0 WP26 USW 0.0 1976/05/08 00:00 50.000 -145.000 5.7 32.833 -99.0 16.5 28.0 1.55 0 WP26 USW 0.0 1976/05/08 22:00 50.000 -145.000 5.5 -99.000 314.3 -99.0 -99.0 -99.00 0 WP26 USW 0.0 1976/05/09 00:00 50.000 -145.000 5.7 32.770 -99.0 16.2 26.4 1.53 0 WP12 USW 0.0 1976/05/10 06:45 49.817 -142.667 5.6 32.764 -99.0 -99.0 -99.0 -99.00 0 WP11 USW 0.0 1976/05/10 12:20 49.683 -140.667 -99.0 -99.000 -99.0 13.6 21.5 1.42 0 WP10 USW 0.0 1976/05/10 18:45 49.567 -138.667 6.5 32.556 -99.0 11.5 17.8 1.26 0 WP09 USW 0.0 1976/05/10 23:50 49.433 -136.667 7.1 32.545 -99.0 10.7 16.8 1.22 0 WP08 USW 0.0 1976/05/11 06:15 49.283 -134.667 7.2 32.543 -99.0 10.1 19.9 1.20 0 WP07 USW 0.0 1976/05/11 11:35 49.167 -132.667 7.5 32.533 -99.0 8.6 11.7 1.11 0 WP06 USW 0.0 1976/05/11 18:00 49.033 -130.667 8.5 32.472 -99.0 6.9 9.9 1.02 0 WP05 USW 0.0 1976/05/12 00:45 48.850 -128.667 8.5 32.183 -99.0 4.7 11.1 0.89 0 WP04 USW 0.0 1976/05/12 04:05 48.767 -127.667 9.0 32.072 -99.0 1.3 10.9 0.69 0 WP03 USW 0.0 1976/05/12 07:15 48.700 -126.667 9.7 32.186 -99.0 1.9 9.6 0.68 0 WP02 USW 0.0 1976/05/12 10:15 48.633 -126.000 10.7 31.261 -99.0 0.0 0.8 0.49 0 WP01 USW 0.0 1976/05/12 12:45 48.550 -125.550 -99.0 -99.000 -99.0 1.1 0.4 0.79 0