R.R.S. Discovery 11 



2401—2410 



24.01 



2402 



2403 



2404 

 2405 



2406 



Age of 

 moon 

 (days) 



^4 



25 



25 



26 



26 



HYDROLOGICAL OBSERVATIONS 



Depth 

 (metres) 



2407 



2408 



26 



27 



2409 



27 



2410 



27 



a2 



Q S 



o 

 10 

 20 



30 

 40 



50 



60 



80 



100 



150 



200 



300 



400 



600^ 



8oo2 



1000^ 



1500^ 



2000^ 



2500^ 



3000' 



3500' 

 4000' 



Temp. 

 °C. 



1-04 



-0-40 



0-50 



-o-8o 



— 1-46 



S ■'/:, 



3409 



3399 



33-98 



34-IO 

 34-15 



34-i6 



27-44 



:7-34 



27-28 



27-44 

 27-50 



27-51 



pH 



596 



1004 



1508 



1993 



3003 



4009 



— 1-21 



— I-2I 



— I-2I 



— I-2I 



— I-2I 



— 1-21 



— I 20 



— I -20 



— I-20 

 0-2O 



0-93 

 1-22 

 I-2I 

 lOI 



o-8o 

 0-52 

 0-31 

 008 



— o-og 



— 0-20 



— 0-24 

 -0-28 



-1-50 



34-11 



34-13 

 34-13 

 34-13 

 34-13 

 34-13 

 34-13 

 34-13 

 34-13 

 34-15 

 34-42 

 34-53 

 34-64 

 34-69 

 34-69 

 34-69 

 34-68 

 34-68 

 34-67 

 34-66 

 34-66 

 34-66 

 34-66 



34-05 



27-46 



27-48 

 27-48 

 27-48 

 27-48 

 27-48 

 27-48 

 27-48 

 27-48 

 27-50 

 27-64 

 27-70 



27-77 

 27-80 

 27-82 

 27-82 

 27-84 

 27-85 

 27-86 

 27-86 

 27-86 

 27-86 

 27-87 



27-42 



1-60 



34-06 



Mg.- 



7-97 

 7-97 

 7-97 

 7-97 

 7-97 

 7-96 

 7-96 

 7-96 



7-95 

 7-88 

 7-86 

 7-85 

 7-87 

 7-93 

 7-93 

 7-93 

 7-93 

 7-99 

 8-09 

 8-04 

 8-08 

 8-03 



27-43 



Nitrate 



+ 

 Nitrite 



N, 



2-22 

 2-22 

 2-22 

 2-22 

 2-22 

 2-22 

 2-22 

 2-22 

 2-26 

 2-41 

 2-60 

 2-60 



2-57 

 2-55 

 2-57 

 2-59 

 2-66 

 2-66 

 2-70 

 2-70 

 2-74 

 2-74 



Nitrite 



036 

 0-36 

 0-36 

 0-36 

 036 



0-37 

 0-36 



0-36 



0-35 

 o-os 

 0-00 

 000 

 0-00 



c.c. 

 litre 



37-1 

 37-1 



37-0 

 37-1 

 37-4 



37-S 

 37-9 

 37-8 

 38-2 



44-4 

 52-0 

 54-8 

 60-4 

 605 



6s-3 

 67-6 

 72-1 

 72-8 

 74-9 

 75-5 

 73-6 

 71-8 



lilOLOGICAL OBSERVATIONS 



Gear 



7-72 



7-65 

 7-60 



7-56 



7-43 

 5-42 

 4-57 

 4-26 



4-31 

 4-18 

 4-19 

 4-21 

 4-43 

 4-51 

 4-60 

 4-67 

 4-67 

 4-87 



NiooH 

 NiooB 



NHP 



N50V 

 NiooH 



N70B 

 NiooB 



TYFB 



TD 

 NHP 



N50V 



NiooH 



N70B 



N 100 B 



NiooB 



NHP 



N50V 

 NiooH 

 NiooB 



TYFB 



TD 

 NHP 



N50V 



NiooH 



N70B 



NiooB 



NiooH 

 NiooB 



NHP 



N50V 



N70V 



NiooH 

 N70B 



NiooB 

 TYFB 



TD 

 NHP 



N50V 

 NiooH 



N70B 

 NiooB 



NiooH 

 NiooB 



Depth 

 (metres) 



5-0 

 IIO-O 



50-0 



1 00-0 



5-0 



99-0 

 350-210 



39 



50-0 

 1 00-0 



5-0 

 164-0 



104-0 



50-0 

 1 00-0 



5-0 



97-0 



290-160 



38 



50-0 



1 00-0 



5-0 



106-0 



5-0 

 95-0 



50-0 

 1 00-0 



50-0 

 100-50 

 250-100 

 500-250 

 750-500 

 1000-750 

 S-o 

 108-0 

 310-200 



30 



50-0 



1 00-0 



5-0 



125-0 



5-0 

 91-0 



TIME 



1505 



1508 



2203 



2225 

 2229 

 2229 



0905 



0921 

 0925 



15IO 



2210 



2233 

 2236 

 2236 



0907 



0924 

 0928 



1505 

 1508 



2010 



To 



1530 

 1528 



2212 



2254 



2249 

 2259 



0916 

 0946 



0945 



1530 



2220 



2258 

 2256 

 2307 



0919 

 0952 



0948 



153I 

 1528 



Remarks 



KT 



KT 

 DGP 



KT 



KT 



2245 

 2248 

 2248 



Depth estimated 

 DGP 



— I hour 



KT 



KT 



2132 

 2310 



2308 



2319 



0912 



0927 

 0930 



1507 

 1510 



KT 

 DGP 



0923 

 0954 



0950 



1531 

 1530 



KT 



KT 



319 



