R.R.S. Discovery II 



1472—1475 



Age of 

 moon 

 (days) 



HYDROLOGICAL OBSERVATIONS 



Deptli 

 (metres) 



2990^ 



349° :t 

 3990 3 



o 



5 

 10 

 20 



3° 

 40 



5° 

 60 

 So 

 100 

 150 

 200 

 300 

 400 

 600 1 

 800 1 



IOOO 1 



I500 1 



2000- 



2S00 2 



3 OOO 2 



3500 2 



4000- 



o 



5 

 10 

 20 



30 

 40 

 50 

 60 

 80 



IOO 



150 



200 



295 



395 

 590 1 

 790 1 

 990 1 

 1480 1 

 1970 1 



o 



5 

 10 

 20 

 30 

 40 



5° 

 60 

 80 



IOO 



150 



200 



29s 



395 

 590 1 

 790 1 

 990 1 

 1480 1 

 1970 2 



I 



3994 



607 



1492 

 2007 



4007 



584 



1976 



583 



1487 

 1964 



Temp. 

 - C. 



064 



o-45 

 °'35 



— 115 

 -115 

 -116 

 -116 

 -116 

 -116 

 -1-18 



— 121 



— 1-27 



-1-39 



— 067 

 1-78 



2-23 

 2-24 

 2-23 

 2-21 

 2-12 



181 



1-44 

 1-13 

 084 



o-55 



0-44 



-0-82 

 -085 

 -086 

 -o-86 

 -0-87 

 -0-87 

 -0-87 

 -094 

 -098 

 -092 

 -0-77 



o-37 

 1 84 

 2-17 

 2-34 



2-23 



2-17 

 1-90 



1-57 



0-40 

 039 



°'37 

 036 

 036 

 036 

 0-32 

 0-31 

 0-31 

 028 



0-21 

 0-21 

 1-46 



2-14 

 2'37 

 2"34 

 2-26 



2-05 

 1-71 



34'73 

 3472 

 34-71 



33-82 



3382 

 3382 

 33-82 

 33-82 

 33-83 

 33-83 

 33-84 

 33-85 

 3401 

 3424 

 344° 

 34-45 

 34-58 

 34-65 

 34-7° 

 34-74 

 34-75 

 34-74 

 34-73 

 34-73 

 34-7I 



33-85 



27-87 

 27-88 

 27-88 



27-23 



33-8 5 

 33-85 

 33-85 

 33-85 

 33-85 

 33-85 

 33-85 

 33-8 5 

 33-86 

 34-04 

 3425 

 34-37 

 34-5o 

 34-59 

 34-67 

 34-74 

 34-75 



3394 



27-23 

 27-23 

 27-23 

 27-23 

 27-24 

 27-24 

 27-24 

 27-25 

 27-36 

 2741 

 27-49 

 27-53 

 27-64 

 2769 



27-75 

 27-80 

 27-84 

 27-85 

 2786 

 27-88 

 27-88 



27-24 



Mg, 



266 

 2-72 

 2-72 



2- 1 I 



2-II 

 2- 1 I 

 211 

 2-II 

 211 

 2- 1 I 

 2-1 I 

 2-II 

 2-30 



2-45 

 2-53 

 2-62 

 272 

 2-72 

 2-72 

 2-72 

 2-72 

 2-72 

 260 

 266 

 2-72 



Nitrate 



+ 

 Nitrite 



N, 



38-55 



27-84 



24-27 

 25-70 



2641 

 2641 



2713 

 2856 



3I-4I 

 27-84 

 3I-4I 

 29-98 

 2856 



2856 



3498 



Nitrite 



N. 



0-29 



3394 

 3394 

 33-94 

 33-94 

 3394 

 3394 

 33 94 

 3394 

 33-94 

 33-95 

 34-15 

 34-3° 

 34-46 

 34-56 

 3463 

 34-74 

 34-75 



27-24 



27-24 

 27-24 



27-24 

 27-24 

 27-24 

 27-24 

 27-24 

 27-23 

 2733 

 27-40 

 27-48 

 27-56 



27-65 

 27-71 

 27-80 

 27-83 



27-25 



1 82 

 1-84 

 i-8i 

 i-8i 

 i-8i 

 i-88 

 1-84 

 198 



2-OI 

 2-24 



2'43 

 2-55 

 2-64 



2-74 

 268 

 2-64 

 2-64 



1-82 



0-31 

 031 

 031 

 031 

 031 

 0-30 

 029 

 0-29 

 014 

 o-oo 

 o-oo 

 000 



IOIO 



102-6 

 116-7 



17-8 



029 



1999 



27-25 

 27-25 



27-25 

 27-25 

 27-25 



27-25 

 27-25 

 27-26 

 27-26 

 27-27 

 27-36 

 27-42 



27-53 

 27-61 

 2768 

 27-78 

 2782 



1-82 

 1-84 

 179 

 1 96 

 1-96 



2-OI 

 2-OI 

 2-OI 

 2-OI 

 2- 1 3 

 232 



2-57 

 281 

 281 



2-70 



266 

 249 



029 

 029 

 0-29 

 029 

 029 

 029 

 030 

 029 

 029 

 o-oo 

 000 

 o-oo 



191 

 189 

 193 

 193 



19-2 

 19-6 



19-4 



20-5 

 262 

 40-1 

 44-8 



49-7 

 63-1 



709 

 73-6 

 80-7 

 90-4 



94-5 

 1026 

 104-2 



1094 



192 



o, 



c.c. 

 litre 



4-46 

 460 



4'74 

 7-95 



0-24 



29-27 



37-12 



35-7o 

 35-7o 

 3498 

 30-70 

 37-12 



42-83 

 46-40 

 44-26 



47-12 

 37-S 4 



025 

 0-24 

 0-24 

 024 

 0-24 

 0-24 

 024 

 0-24 

 024 



0-2I 

 OOO 



OOO 



193 

 I9-I 

 I90 

 19-4 

 I9-2 

 I9-2 



193 

 I9-2 

 200 

 286 

 42-2 



493 

 594 

 65-9 



72-3 

 73-9 



8 5 -7 



17-7 



796 



7-96 



7-87 



781 

 7-05 

 5-35 

 451 



4-25 

 3-88 



3-8 4 

 396 



4-12 



4-14 



438 



4-50 



4-53 

 461 



18-3 

 18-4 

 18-8 

 19-0 

 191 

 189 

 194 

 196 

 197 

 205 

 32-5 

 39- 1 

 504 

 58-3 

 644 

 74-4 

 81-2 



790 



7-87 

 7-81 



7-77 

 764 

 665 



5-22 

 4-56 

 3-8 5 



3-78 

 3-84 

 400 

 4-18 



760 



761 

 7-60 



7-54 



7-50 

 7-49 

 7-33 

 602 



4-94 

 4-12 

 386 

 3-8 3 

 4-01 



4-13 



BIOLOGICAL OBSERVATIONS 



N50V 



N70 V 



NHP 

 CWS 



N70B 

 N 100B 



N70B 

 N 100B 

 N100H 



N50 V 



N70V 



NHP 

 CWS 



N70B 

 N100B 



N70B 

 N100B 



N50 V 



N70V 



NHP 

 CWS 



N100B 



N70B 

 N100B 



Depth 

 (metres) 



I OO-O 

 50-O 

 IOO-50 

 250-IOO 



500-250 



750-500 



IOOO-750 



50-O 



O 



5 

 10 

 20 

 50 



IOO 



, 1 1 0-0 

 ■- 410-200 



0-5 



1 00-0 

 50-0 

 100-50 

 250-100 



500-250 

 750-500 



1000-750 

 50-0 



o 



5 

 10 

 20 

 50 



IOO 



95-0 

 360-230 



1 00-0 



50-0 



100-50 

 250-100 

 500-250 

 750-500 



1000-750 

 50-0 

 o 



5 

 10 

 20 

 50 



IOO 



1 15-0 

 430-230 



TIME 



2005 



To 



2253 

 2253 

 2253 



0906 



Remarks 



2127 



2313 



2323 

 2323 



105 I 

 IO51 



2010 



KT 

 DGP 



1028 



2319 

 2319 



KT 

 DGP 



2130 



2339 

 2349 



KT 

 DGP 



H3 



