R.R.S. Discovery II 



930—943 



Age of 

 moon 

 (days) 



HYDROLOGICAL OBSERVATIONS 



Depth 

 (metres) 



930 



931 



932 



933 



934 



935 



936 



937 



938 



939 



14 



IS 



15 



15 



15 



15 



i6 



i6 



i6 



940 17 



941 



942 



28 



943 



o 



80 



o 



180 



o 

 260 



o 



90 



o 





Temp. 

 °C. 



S7«, 



o 



45 

 o 



56 



o 



36 



o 



87 



o 



85 



o 

 ISO 



o 

 10 

 20 



30 

 40 



50 

 60 

 80 



100 



150 



200 



300 



400 



500 



o 

 10 

 20 



14-50 



14-64 

 14-64 



14-64 

 13-91 



14-62 

 13-62 



14-37 

 14-36 



14-12 

 14-20 



13-86 

 13-72 

 13-93 

 13-91 



13-72 

 13-62 



13-81 

 14-12 



14-61 



13-91 

 14-24 



13-85 

 13-53 



11-03 

 11-03 



9-12 

 9-17 

 9-17 



9-17 

 9-17 

 9-17 



9-17 

 9-06 

 9-01 

 8-86 



8-39 

 8-50 

 8-29 

 8-11 



7-37 

 7-39 

 7-40 



3539 

 35-39 



35-37 

 35-29 



35-37 

 35-28 



pH 



Mg. — atom m.' 



35-3S 

 35-35 

 35-37 

 35-39 



35-30 

 35-29 

 35-30 

 35-30 



35-20 

 35-29 



34-86 

 35-31 



35-33 

 35-32 

 35-34 

 35-29 



35-37 



34-89 

 35-05 



34-61 

 34-61 

 34-61 

 34-61 

 34-61 

 34-61 

 34-61 

 34-60 

 3459 

 34-56 

 34-49 

 34-55 

 34-57 

 34-52 



34-42 

 34-43 

 34-43 



2637 

 26-37 



2636 

 26-45 



26-36 

 26-50 



26-40 

 26-40 

 26-47 

 26-46 



26-47 

 26-49 



26-45 

 26-46 



2642 

 26-51 



26-13 

 26-42 



26-33 

 26-47 

 26-42 

 26-46 



2659 



26-70 

 26-82 



26-82 

 26-81 

 26-81 

 26-81 

 26-81 

 26-81 

 26-81 

 26-81 

 26-82 

 26-81 

 26-83 

 26-87 

 26-91 

 26-90 



26-92 

 26-94 

 26-94 



Nitrate 



+ 

 Nitrite 



N, 



Nitrite 

 N. 



0-97 

 0-97 



0-97 

 0-97 



0-97 

 0-97 

 0-97 

 0-95 



0-93 

 0-93 

 i-oi 

 1-24 

 1-43 

 1-41 



1-24 

 1-24 

 1-22 



o, 



ex. 

 litre 



0-17 

 0-16 

 0-17 

 0-16 

 0-16 

 0-16 

 0-16 

 0-17 

 0-17 

 0-04 

 0-00 

 000 

 0-00 



o-oo 

 0-24 



0-23 



0-23 



s-i 



5-1 

 5-1 

 5-1 

 5-1 

 5-1 

 5-1 



s-i 



s-i 



5-1 



s-i 



5-1 



7-3 

 8-3 



4-9 

 4-9 

 4-8 



BIOLOGICAL OBSERVATIONS 



Gear 



5-95 



5-94 



S-93 



5-95 



590 

 S-73 

 5-70 

 5-25 

 5-09 

 4-86 



6-34 

 6-35 



Depth 

 (metres) 



DC 



DC 



DC 



DC 



DC 

 OTL 

 N4-T 

 DRL 



DRL 



DC 

 OTL 



N7-T 

 N4-T 



DC 



DC 



DC 

 OTL 



N7-T 

 N4-T 



N50 V 

 N70B 

 N 100 B 



N 50 V 



N70B 



N 100 B 



DC 



DRL 



N70 V 



N50 V 

 N70B 

 N 100 B 

 N70B 

 N 100 B 



N70 V 



29 



95 



185 



260 



100 



92-98 



98 



84 



50 

 50-57? 



48 



37 



87 

 87 



TIME 



1 00-0 



I 128-0 



128 

 128 



620-500 

 500-250 

 250-100 

 100-50 



50-0 

 100— o 



I 132-0 

 I 350-110 



1000-750 



750-500 

 500-0 



To 



Remarks 



1640 



0759 

 1007 

 II25 



1205 

 1232 

 1345 



1433 



0720 

 0800 



III5 

 1313 



1558 

 1623 



1038 

 1055 



0341 

 0401 

 0434 



1730 



0800 



1008 



1126 



1206 

 1302 



1445 



0730 

 0900 



2149 

 2149 



2005 



Ship at anchor, tem- 

 perature from ther- 

 mograph 



OTL badly torn 



1604 

 1723 



1042 

 1115 



0350 

 0421 



0505 



2127 

 2209 



2219 



KT 



KT 



+ 12 hours 



KT 

 DGP 



117 



