R.R.S. Discovery 11 



2588—2592 



Station 



2588 



cont. 



Age of 

 moon 

 (days) 



2589 



2590 



2591 



2592 



HYDROLOGICAL OBSERVATIONS 



Depth 

 (metres) 



5° 

 6o 

 8o 



lOO 



150 



200 



300 



400 



590' 



780^ 



980= 



I4901 



1980' 



2470' 



2960' 



3450' 



q5 



585 



975 

 1490 



2472 

 345° 



Temp. 



1-30 

 1-29 

 1-29 



0-89 



-oil 

 i-oo 

 1-46 



1-58 



I -45 



1-24 



I 00 



054 



0-23 



o-o8 



-012 



-o-io 



1-50 



s 7„ 



33-92 

 33-92 

 33-92 

 33-95 

 34-30 

 34-48 

 34-60 

 34-65 

 34-70 

 34-70 

 34-70 

 34-69 

 34-68 

 34-67 

 34-67 

 34-67 



33-95 



o 



10 



20 



30 



40 



SO 



60 



80 



100 



150 



200 



300 



400 



600- 



790" 



980= 



1470- 



1880' 



2360' 



2840I 



3340' 



3860I 



595 



975 

 1470 

 1879 



2836 

 3864 



1-09 

 i-og 

 1-07 

 I -06 

 I -06 

 I 00 



0-99 



— 1-07 



-1-43 

 -016 



0-47 

 066 



0-77 

 0-58 

 0-47 

 0-37 

 0-15 

 o-oo 



— 0-20 



— 0-29 



0-34 

 0-41 



I-20 



27-18 

 27-18 

 27-18 

 27-24 

 27-57 

 27-65 

 27-72 



27-74 

 27-80 

 27-82 

 27-83 

 27-84 

 27-86 

 27-86 

 27-87 

 27-87 



27-20 



pH 



33-98 

 33-98 

 33-98 

 34-00 

 34-00 

 34-00 

 34-00 

 34-18 

 34-28 



34-51 

 34-60 



34-68 

 34-70 

 34-70 

 34-70 

 34-69 

 34-69 

 34-68 



34-67 

 34-66 

 34-66 

 34-66 



33-89 



8-16 

 8-16 

 8-15 

 8-15 

 8-01 

 7-96 

 7-93 

 7-93 

 8-04 

 8-03 

 8-03 

 8-05 

 8-IO 

 8-16 

 8-20 

 8-15 



Mg.- 



Nitrate 



+ 

 Nitrite 



N. 



1-77 

 I-81 

 I-81 

 1-82 

 2-41 

 2-83 

 2-76 



2-66 

 2-66 

 2-66 

 2-83 

 2-83 

 2-83 

 2-83 

 2-87 

 2-89 



o 

 10 

 20 



30 

 40 

 50 

 60 

 80 



too 



150 



200 



300 



27-25 

 27-25 



27-25 



27-26 

 27-26 

 27-26 

 27-26 



27-52 



27-61 



27-74 

 27-78 

 27-83 

 27-85 

 27-86 



27-85 

 27-86 

 27-86 

 27-87 

 27-87 

 27-87 

 27-87 

 27-87 



27-16 



8-16 

 8-16 

 8-16 

 8-16 

 8-16 

 8-16 

 8-16 



8-12 



8-08 

 8-02 

 7-99 



7-98 

 7-98 



8-os 

 8-os 

 8-05 

 8-IO 

 8-20 

 8-11 

 8-20 



8-21 

 8-20 



1-96 

 1-96 

 1-96 

 1-96 

 1-96 

 1-96 

 2-20 



2-45 

 2-66 



2-74 

 2-74 

 2-64 



2-74 

 2-74 

 2-74 

 2-74 

 2-74 

 2-74 

 2-74 

 2-74 

 2-74 



o-»9 



0-89 



0-88 



0-88 



0-88 



0-31 



- 1-21 



-1-71 



-1-66 



-0-14 



0-31 



0-50 



33-78 

 33-78 

 33-78 

 33-78 

 33-78 

 33-94 

 34-20 



34-32 

 34-35 

 34-57 

 34-62 

 34-66 





27-10 

 27-10 

 27-10 

 27-10 

 27-10 

 27-25 

 27-53 

 27-65 



27-67 

 27-79 

 27-81 

 27-82 



8-14 

 8-14 

 8-14 

 8-14 

 8-14 

 8-14 

 8-12 

 8-09 

 8-08 

 7-99 

 7-96 

 7-95 



201 



2-01 



2-01 



2-01 



2-26 



2-09 



2-20 



2-40 



2-41 



2-64 



2-78 



2-79 



Nitrite 



N, 



0-28 

 028 

 0-28 

 0-26 

 0-07 

 0-00 

 0-00 

 000 



0-22 

 0-21 

 0-21 

 0-22 

 0-22 

 0-21 

 0-21 

 0-14 

 0-2I 

 0-00 

 0-00 

 0-00 

 0-00 



20-4 

 20-9 

 23-4 

 25-5 

 39-9 

 52-3 

 53-6 



52-8 

 56-7 

 58-6 

 62-2 

 80-8 

 80-8 

 79-1 

 73-8 

 80-8 



o, 



c.c. 

 litre 



7-36 



7-37 

 5-84 

 4-66 



4-17 

 4-08 

 406 

 4-17 

 4-27 

 4-37 

 4-42 

 4-58 

 4-60 

 4-65 



BIOLOGICAL OBSERVATIONS 



N70V 



NiooH 

 N70B 



NiooB 



NiooB 

 N70B 



NiooB 



Depth 

 (metres) 



34-8 

 35-3 

 35-0 

 34-9 

 35-2 

 38-6 

 38-5 

 42-5 

 44-7 

 52-9 

 56-7 

 60-7 

 68-1 

 71-8 



75-4 

 76-4 



78-9 

 84-6 

 78-7 

 74-1 

 73-8 

 72-5 



7-35 



7-35 

 7-34 

 7-33 



6-61 



5-25 

 4-67 



4-43 

 4-40 

 4-20 

 4-18 

 4-25 

 4-35 

 4-55 

 4-85 

 4-82 



4-89 

 5-02 



TD 

 NHP 



N50V 

 NiooH 



N70B 

 NiooB 



NHP 



N50V 

 N70V 



500-250 



750-500 



1000-750 



1 500-1000 



5-0 



1 19-0 



550-230 



940-520 



NiooH 

 N70B 



NiooB 



NiooB 

 N70B 



NiooB 



i» 



50-0 



1 00-0 



5-0 



146-0 



50-0 

 100-0 

 50-0 

 100-50 

 250-100 

 500-250 

 750-500 

 1000-750 

 1400-980 

 5-^ 

 105-0 

 470-220 

 800-500 



0-22 



0-2I 



0-22 



0-21 



0-22 



0-22 



0-22 



0-32 



0-27 



000 



0-00 



000 



36-4 

 36-1 



36-3 

 365 

 40-2 

 40-6 

 41-4 

 44-6 

 46-0 

 61-I 

 71-8 

 72-4 



7-39 

 7-36 

 7-36 

 6-99 



6-40 



4-79 

 4-32 

 4-19 



TD 

 NHP 



N50V 

 NiooH 



N70B 

 NiooB 



NHP 



N50V 



N70V 



TIME 



NiooH 

 NiooB 





2223 

 2226 

 2226 

 2226 



2202 

 2255 



2246 



2306 



2309 



Remarks 



1025 

 1028 



2006 



KT 



Depth estimated 



DGP 



1023 

 1050 



1048 



2335 



2337 

 2337 



2337 



2241 

 0005 



2357 

 0017 

 0020 



KT 



■Very heavy stray on 

 all wires 



Depth estimated 



KT 



Depth estimated 



DGP 



22 



50-0 



1 00-0 



5^ 



155-0 



50-0 

 100-0 

 50-0 

 100-50 

 250-100 

 500-250 

 750-500 

 1000-750 

 1500-20 

 1500-1000 

 5-0 

 137^ 



1004 



1019 

 1022 



2008 



1015 

 1044 



1042 



2238 

 0000 

 0002 



KT 



2225 

 2314 

 0031 

 0022 



KT 



399 



