Cruises 85, 87-91, 94-95, 97, 1964, part 2 : cruise 87

SMITHSONIAN CRUISE #87 - APRIL #67 BT STATIONS 4-3-64 TO 4-15-64 170° 165° 160° 25° 20° 15° 10° 175° 170° 165° 160° 155°W HAWAII .GILBERT CR. #72 THIS SECTION! SMITHSONIAN CRUISE '64 - APRIL DATA 4-14-64 TO 4-17-64 BT STATIONS 1-40 CBT

SMITHSONIAN CRUISE #87-APRIL 4-3-64 To 4-15-64 SURFACE SALINITY %. 170° 165° 160° 25° 20° 15° 10° 175° 170° 165° 160° .GILBERT CR, #72 THIS SECTION 4-14-64 to 4-17-64 SURFACE SALINITY %.

SMITHSONIAN CRUISE #87 - APRIL 4-3-64 to 4-15-64 CORRECTED SURFACE TEMP. °C. 170° 165° 160° 25° 25° 20° JOHN STAN 15° 15° 10° 175° 170° 165° 160° 155°W GILBERT CR.#72 THIS SECTION! 4-14-64 to 4-17-64 CORRECTED SURF. TEMP. °C,

SMITHSONIAN CRUISE #87 - APRIL 4-3-64 to 4-15-64 20° ISOTHERM DEPTH IN METERS 175° 170° 165° 160° 155° 15° 16° 17° 18° 19° 20° 25° GILBERT CR #72 THIS SECTION: 4-14-64 to 4-17-64 20° ISOTHERM CBT

SMITHSONIAN CRUISE #87 - APRIL 4-3-64 TO 4-15-64 DEPTH OF THE MIXED LAYER - METERS 25° 20° 15° 10° 175° 170° 165° 160° 155°W GILBERT CR. #72 THIS SECTION: 4-14-64 TO 4-17-64 D.H.L.

SMITHSONIAN CRUISE #87 - APR. APR. 3, '64 TO APR. 15, '64 BUCKET TEMP. °C. BUCKET SALINITY % 25° 20° 15° 10° 170° 165° 160°W 5% - T°C color

SMITHSONIAN #87 - APRIL 4-3-64 to 4-5-64 BT SECTION 1-22 17½N. LAT. ST-SWEET TEM.P. J.27° 26° 25° 24° 0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 DEPTH IN METERS SS--SURFACE SALINITY -35% -34% DUL--DEPTH OF THE MIXED LAYER CAT 10 X 10 TO THE CENTIMETER 46 1512 KEUFFEL & ESSER CO. MADE IN U.S.A.

SMITHSONIAN CR.- APRIL '87 BT SECTION (74-82) 17 1/2° N. LAT. (AVERAGE) 4-14-64 TO 4-15-64 EUGENE DIETZBEN CO. MADE IN U.S.A. NO. 34DR-M DIETZBEN GRAPH PAPER MILLIMETER SURFACE TEMP. °C. DEPTH IN METERS SS - SURFACE SALINITY DML - DEPTH OF THE MIXED LAYER 170° 165° 35% 34% ST DML 170° 165° W CBT

Sta # BT slide # Buck. Temp °C 56 27 26.0 58 28 26.0 61 29 26.0 64 30 25.8 69 31 26.2 70 32 26.1 71 33 25.9 72 34 25.8 73 35 25.9 74 36 25.3 75 37 25.3 76 38 25.4 77 39 25.5 78 40 25.0 79 41 25.4 80 42 25.2 81 43 25.1 82 44 25.0

sta # BT slide # Buck. Temp °C 1 1+2 24.2 2 3+4 (Duplicate) 24.9 3 5 25.1 4 6 25.0 5 7 25.1 6 8 25.0 7 9 25.0 8 10 25.0 9 11 25.5 10 12 25.4 11 13 26.1 12 14 25.9 13 15 25.7 14 16 25.6 15 17 25.6 16 18 25.3 18 19 25.8 20 20 26.0 23 21 26.0 25 22 25.8 31 23 25.6 36 24 26.0 50 25 25.5 53 26 25.6 Quick Buchanan exam

original Data in °C. ST BT 4 BT PH 432A °F °C STA. Slide Surf. Temp. Diff. Correct. Corr. Surf. Temp. Diff. Corr. No. No. BT Bkt BT-Bkt Temp. BT Bkt 1 1 75.6 75.6 0 0 75.6 24.2 24.2 0 24.2 2 .6 .6 0 .2 3 77.1 76.9 .2 +0.3 76.8 25.1 .9 .2 24.9 4 .3 .4 .6 .2 25.0 5 .8 77.2 .4 .1 .3 .2 .1 6 .4 .0 .4 .1 .2 7 .7 .2 .5 .4 .1 .3 .2 8 .9 .0 .9 * .5 .0 .5 .2 9 .3 .0 .3 .0 .2 .0 10 .2 .0 .2 76.9 .1 .0 .1 24.9 11 78.1 .9 .2 77.8 .6 .5 .1 25.4 12 77.9 .8 .1 0 Same .5 .4 .1 Same 13 78.9 79.0 .1 26.1 26.1 .1 26.1 14 .9 78.7 .2 25.9 .2 25.9 15 .2 .3 .1 25.7 .7 0 Same 16 .1 .1 0 .6 .6 0 Surf. 17 .2 .1 .1 .7 .6 .1 BT 18 77.8 77.6 .2 .4 .3 .1 19 78.3 78.5 .2 .7 .8 .1 20 20 .3 .8 .5 * 78.5 .7 26.0 .3 25.8 23 .7 .8 .1 .9 .0 .1 25 2 .8 .5 .3 Same 26.0 25.8 .2 Same 31 3 .1 .1 0 25.6 .6 0 aa 36 4 .8 79.0 .2 26.0 26.0 0 Surf. 50 25 .5 77.9 .6 25.8 25.5 .3 0 53 6 .1 .8 78.1 0 .6 0 56 7 .9 .8 .1 26.1 26.0 .1 BT 58 8 .9 .8 .1 .1 .0 .1 Temp. 61 9 .9 .8 .1 25.9 25.8 .1 64 30 .6 .5 .1 26.3 26.2 .1 69 1 79.3 79.2 .1 .1 0 70 2 78.9 .0 .1 .0 25.9 .1 71 3 .8 78.7 .1 .1 25.9 72 4 .3 .5 .2 25.7 .9 .1 73 35 .2 .7 .5 * 78.4 .7 .9 .1 74 6 77.8 77.6 .2 .4 .3 .1 75 7 .7 .6 .1 .4 .3 .1 76 8 .6 .8 .2 .4 .4 .1 77 9 75.8 .9 -2.1 * 77.8 24.3 .5 -1.2 25.4 78 40 78.1 .0 1.1 * 77.6 25.6 .0 .6 25.3 79 1 77.8 .8 0 .4 .4 0 80 2 .4 .4 0 .2 .2 0 81 3 .3 .2 .1 .0 82 44 .0 .0 0 .0 * These values "interpolated."

NO. 341-M DIETZGEN GRAPH PAPER MILLIMETER ST BT 4 BT PH 432 A EUGENE DIETZGEN CO. MADE IN U.S.A.

C. 87 APRIL AT-SEA LOCALITY DATA BT. P4. 432A Date Time Station # Station Type Latitude Longitude 03 0845 1 BT 20-07.5N 161-30W 03 1500 2 BT 19-36 162-10 03 1800 3 BT 19-27 162-18 03 2000 4 BT 19-14 162-29 03 2300 5 BT 19-10 162-58 04 0200 6 BT 19-05 163-18 04 0500 7 BT 18-58 163-47 04 0805 8 BT 18-52 164-22 04 1100 9 BT 18-42 164-50 04 1400 10 BT 18-31 165-15 04 1700 11 BT 18-22 165-43 04 2000 12 BT 18-11.5 166-10 04 2300 13 BT 18-01.5 166-30.5 05 0200 14 BT 17-49.5 166-45 05 0505 15 BT 17-40 167-03 05 0730 16 BT 17-34 167-14 05 0930 17 P1k. 17-25 167-27 05 1025 18 BT 17-23 167-33 05 1130 19 P1k. 17-19 167-39 05 1300 20 BT 17-17 167-45 05 1330 21 P1k. 17-15 167-50 05 1535 22 P1k. 17-12.5 167-55 05 1600 23 BT 17-10 168-01 05 1735 24 P1k. 17-03 168-22 05 1930 25 BT 16-56 168-41 05 2130 26 P1k. 16-51 168-57 05 2330 27 P1k. 16-39 169-25 06 0130 28 P1k. 16-26 169-27 06 0330 29 P1k. 16-05 169-23 06 0530 30 P1k. 15-44 169-19.5 06 0725 31 BT 15-34 169-18 06 0935 32 P1k. 15-12 169-12 06 1130 33 P1k. 14-54 169-05 06 1335 34 P1k. 14-32 168-58 06 1735 35 P1k. 13-59 169-18 06 1925 36 BT 13-41 169-34 06 2130 37 P1k. 13-25 169-50 06 2330 38 P1k. 13-09 170-05 07 0130 39 P1k. 12-51 170-22 07 0330 40 P1k. 12-24 170-37 07 0530 41 P1k. 12-18 170-54 07 0730 42 P1k. 12-04 171-08

APRIL AT-SEA LOCALITY DATA CONTINUED 2 Date Time Station # Station Type Latitude Longitude 08 1735 43 Plk. 15-07 170-07 08 1920 44 Plk. 15-06 170-23 08 2130 45 Plk. 15-06 170-41 08 2330 46 Plk. 14-54 170-51 09 0130 47 Plk. 14-44 171-07 09 0330 48 Plk. 14-32 171-19 09 0530 49 Plk. 14-23 17130 09 0735 50 BT 14-15 171-39 09 0935 51 Plk. 14-07 171-48 09 1130 52 Plk. 13-58 172-02 09 1330 53 BT 13-46 172-16 09 1530 54 Plk. 13-35 172-29 09 1745 55 Plk. 13-24 172-38 09 1925 56 BT 13-17 172-45 09 2135 57 Plk. 13-21 173-05 10 1810 58 BT 14-51 171-15 11 0935 59 Plk. 16-19 170-58 11 1130 60 Plk. 16-33 171-20 11 1330 61 BT 16-13 171-40 11 1530 62 Plk. 15-52 17158 11 1730 63 Plk. 15-31 172-17 11 1935 64 BT 15-10 172-37 11 2130 65 Plk. 14-59 172-56 11 2330 66 Plk. 14-42 173-20 12 0130 67 Plk. 14-30 173-38 12 0330 68 [illegible] 14-43 173-59 12 0705 69 BT 15-06 174-23 12 1305 70 BT 15-32 173-55 12 1906 71 BT 16-03 173-23 13 0800 72 Bt 16-19= 172-34 13 1305 73 BT 16-20 171-56 14 0705 74 BT 17-07 169-12 14 1000 75 BT 17-18 168-39 14 1310 76 BT 17-29 168-13 14 1615 77 BT 17-44 167-36 14 1913 78 BT 17-58 167-05 14 2207 79 BT 18-10 166-36 15 0100 80 BT 18-24 166-10 15 0400 81 BT 18-35 165-41 15 0705 82 BT 18-50 165-08

Mr. Seckel; Only those stations marked BT refer to the slides that you received. The positions are the best we can do with the miserable data given us by the ship. Dr. Doty has the original catalogue in case problems arise concerning station number, date or time. Chuck

87 1 0845 3 IV 1964 20° 08' 161° 30' 35.189 24.2 1 +10 time BT PH432A 2 1500 3 IV 1964 19° 36' 162° 10' 34.935 24.9 3 3 1800 19° 27' 162° 18' 34.930 25.1 5 4 2000 19° 14' 162° 29' 34.885 25.0 6 +11 time 5 2300 19° 10' 162° 58' 34.745 25.1 7 6 0200 4 IV 1964 19° 05' 163° 18' 34.934 25.0 8 7 0500 18° 58' 163° 47' 34.972 25.0 9 8 0805 18° 52' 164° 22' 34.886 25.0 10 9 1100 18° 42' 164° 50' 35.064 25.5 11 10 1400 18° 31' 165° 15' 35.032 25.4 12 11 1700 18° 22' 165° 43' 34.776 26.1 13 12 2000 18° 12' 166° 10' 34.723 25.9 14 13 2300 18° 02' 166° 30' 34.706 25.7 15 14 0200 5 IV 1964 17° 50' 166° 45' 34.750 25.6 16 15 0505 17° 40' 167° 03' 34.662 25.6 17 16 0730 17° 34' 167° 45' 34.862 25.3 18 18 1025 17° 23' 167° 33' 34.620 25.8 19

Smithsonian cruises hydrographic data Cruise Station Time and date Lat. N-S Long. E-W Depth Salinity Water BT station number number LZT day month year in m o/oo temp °C number 87 20 1300 5 IV 1964 17° 17' N 167° 45' W 1 34.637 26.0 20 + 11 time 23 1600 17° 10' 168° 01' 34.590 26.0 21 25 1930 16° 56' 168° 41' 34.720 25.8 22 31 0700 6 IV 1964 15° 24' 169° 18' 34.694 25.6 23 36 1940 13° 41' 169° 34' 34.678 26.0 24 42 0730 7 IV 1964 12° 04' 171° 08' 34.592 25.8 -- 44 1920 8 IV 1964 15° 06' 170° 23' 34.677 25.6 50 0735 9 IV 1964 14° 15' 171° 39' 34.658 25.5 25 53 1330 13° 46' 172° 16' 34.602 25.7 26 56 1925 13° 17' 172° 45' 34.678 26.0 27 58 1810 10 IV 1964 14° 51' 171° 15' 34.661 26.0 28 61 1330 11 IV 1964 16° 13' 171° 40' 34.572 26.0 29 64 1935 15° 10' 172° 37' 34.717 25.8 30 69 0705 12 IV 1964 15° 06' 174° 23' 34.906 26.2 31 70 1305 15° 32' 173° 55' 34.801 26.1 32 71 1906 16° 03' 173° 23' 35.110 25.9 33 72 0800 13 IV 1964 16° 19' 172° 34' 34.729 25.8 34 73 1305 16° 20' 171° 56' 34.715 25.9 35 74 0705 14 IV 1964 17° 07' 169° 12' 35.234 25.3 36 75 1000 17° 18' 168° 39' 34.834 25.3 37 76 1310 17° 29' 168° 13' 34.798 25.4 38 77 1615 17° 44' 167° 36' 34.866 25.5 39 78 1913 17° 58' 167° 05' 34.653 25.0 40 79 2207 18° 10' 166° 36' 34.827 25.4 41 80 0100 15 IV 1964 18° 24' 166° 10' 34.866 25.3 42 81 0400 18° 35' 165° 41' 34.937 25.1 43 82 0705 18° 50' 165° 08' 34.988 25.0 44