R.R.S. Discovery 11 



2870—2874 



2870 



cont. 



2871 



Age of 

 moon 

 (days) 



2872 



2873 



2874 



23 



24 



I IVUROLOGICAL OBSERVATIONS 



Depth 

 (metres) 



Depth 

 by 



therm o- 



5° 



75 



ioo 



15° 



200 



300 



400 



500 



580 2 



780 2 



980 2 



1470 1 



1980 1 



2480 1 



o 

 SO 

 75 



IOO 



150 



200 



300 



400 



490 2 

 590 2 

 780 2 



II70 2 



I440 1 

 I930 1 



24I0 1 

 29 1 o 1 



3880 1 



o 



50 



75 



IOO 



150 



200 



300 



400 



490 2 

 590 2 

 790 2 



II40 1 

 I9I0 1 



2380 1 



2770 1 



o 



50 



o 

 20 



50 



75 

 100 



150 

 200 

 300 

 400 

 500 

 SS0 2 



579 

 780 



977 

 1470 



1975 



2478 



485 



775 

 1 166 



1435 



2408 

 2907 

 3876 



Temp. 

 °C. 



492 



789 

 II44 

 1914 



2384 

 !770* 



584 



2-12 

 I-92 

 I- 9 6 

 2'02 



2-06 



2-42 

 2-30 



2-33 

 2-35 

 2-17 

 1-79 

 1-36 



2-II 

 21 I 

 2-09 

 2-09 

 2'07 



i-95 

 1-99 

 2-30 

 2-27 

 2-26 

 2-30 

 2-28 

 2-16 

 1-77 



i-33 

 090 



0-20 



0-96 

 0-96 

 093 



0-93 

 0-93 

 1-09 



i-59 

 1-89 

 2-04 

 2-07 

 2-09 

 196 

 1-27 

 0-82 

 o-53 



— 0-70 



— 0-70 



-o-73 

 -0-73 



-07s 



-°-45 

 1-50 



2'02 



2-08 



2-12 

 2-03 



33-84 

 33-84 

 33-84 



33-8i 

 33-98 

 34-14 

 34*H 

 34-4I 

 34-43 

 34-58 

 3462 

 34-7° 

 34-72 

 34-7o 



33-82 

 33-82 

 33-8o 

 33-So 

 33-83 

 33-89 

 34-14 

 34'34 

 34-4I 

 34-49 

 34-55 

 34-66 

 34-70 

 34-73 

 34-72 

 34-69 

 3469 



33-92 

 33-93 

 33-92 

 33-92 

 33-92 

 34-02 

 34-30 

 34-40 

 34-54 

 34-59 

 34-67 

 34-69 

 34-72 

 34-69 



33-87 

 33-87 

 33-87 

 33-87 

 33-87 

 33-96 

 34-33 

 34-51 

 34-54 

 34-64 

 34-68 



27-05 

 27-05 

 27-05 

 27-05 

 27-19 

 27-31 

 27-31 

 27-49 

 27-52 

 27-63 

 27-66 



27-74 

 27-78 

 27-80 



27-05 

 27-05 

 27-03 

 27-03 

 27-05 

 27-11 

 27-31 

 27-45 

 27-49 

 27-56 

 27-60 

 27-70 



27-75 

 27-80 

 27-82 

 27-82 

 27-86 



27-20 

 27-21 

 27-20 

 27-21 

 27-21 

 27-28 

 27-46 

 27-52 

 27-63 

 2766 

 27-72 



27-74 

 27-82 

 27-82 



Mg.- 



27-25 

 27-24 

 27-25 

 27-25 

 27-25 

 27-31 

 27-49 

 27-60 

 27-62 

 27-70 

 27-74 



1-58 

 1-62 

 165 



i-68 

 i-88 

 2- 1 8 

 2-18 



2-48 



2-34 

 2-24 

 2-24 

 191 



i-95 

 2-08 



1-52 

 1-62 

 i-68 

 1-62 

 1-62 

 .•78 

 2-19 

 2-34 

 2-34 

 231 

 2-31 

 2-08 

 2-04 

 1-98 

 2-04 

 2-14 



2-21 



1-58 

 I-72 



1-78 

 1-78 

 1-82 



i-95 

 2-31 

 2-31 



2-21 

 2- 3 8 

 2-24 

 2-1 I 

 I-92 

 2-II 



Nitrate 



+ 



Nitrite 



N, 



I -8 7 

 1-98 

 1-98 

 1-98 

 2-05 



2-08 



2-44 

 2-58 

 2-51 

 2-48 

 2-44 



Nitrite 



N- 



0-32 

 0-32 

 0-26 

 026 

 006 



o-oo 

 0-00 

 o-oo 

 000 

 000 



026 

 0-32 



032 

 032 

 0-28 

 020 

 o-oo 

 000 



0-28 



0-28 



0-28 



0-28 

 0-28 



0-16 



o-oo 

 000 



0-32 



0-32 



028 

 028 

 0-28 



0'22 



o-oo 



12-4 

 n-6 

 n-6 



14-7 



20-9 

 32-6 



34-i 

 53-5 

 57-4 

 65-1 

 682 

 69-8 

 77-5 

 90-7 



163 

 163 

 163 

 16-3 

 16-3 

 18-6 



36-4 

 48-1 



54-3 

 60-5 

 66-7 

 69-8 

 72-1 



77-5 

 89-2 



105 

 124 



26-4 

 26-4 

 256 

 26-4 

 27-1 

 32-6 

 5i-2 

 59-7 

 69-0 



7i-3 

 74-4 

 76-0 

 92-9 

 108 



o, 



c.c. 



litre 



27-I 



27-9 



27-1 

 27-1 



27-9 

 326 



52-8 



58-9 

 66-7 

 667 



7i-3 



7-62 



756 

 7-49 

 671 

 5-59 

 5 -6 1 



4-3i 

 4-04 



3-99 

 4-10 

 4-17 

 4-37 

 4-39 



7-55 

 761 



7-60 

 7-54 

 7-38 

 5-65 

 4-69 

 4-22 

 4-01 

 3-4i 

 3-93 

 4-14 



4-37 

 4'43 

 4-Si 

 4-86 



7-72 

 7-76 



7-72 

 7'74 

 6-84 



5-i7 

 4-52 

 4-04 

 3-98 

 4-02 

 4-12 

 4-5i 

 4-53 



BIOLOGICAL OBSERVATIONS 



Gear 



N100B 



N50V 



N70V 



N100H 

 N70B 



N100B 



7-89 

 798 

 7-94 



7-88 



7-47 

 4-97 

 4-17 

 4-21 



4-15 

 4-04 



N70V 



N100B 



Depth 

 (metres) 



56-O 



I OO-O 

 50-0 

 IOO-50 

 250-IOO 



500-250 



750-500 



IOOO-75O 



O-I 



\ H2-0 



SO-O 

 IOO-50 

 25O-IOO 

 5OO-25O 

 75O-5OO 



88-O 



TIME 



0029 



2024 



0005 

 0014 



To 



OO50 



2244 

 0020 



OO34 



2021 



2338 



N100B 



N70 V 



N100B 



62-0 



50-0 

 100-50 

 250-100 

 500-250 

 750-500 

 1000-750 



54-o 



2029 



2047 



0016 



Remarks 



KT 



KT 



2320 

 2359 



2050 



2335 

 0037 



Remainder of vertical 



KT 



nets abandoned on 

 account of wor- 

 sening weather 

 conditions 



* Bottle hit bottom — 

 most samples con- 

 taminated 



KT. Zone ~4hrs 



Considerable stray on 

 wire 



KT. 250 m. warp 



385 





