R.R.S. Discovery II 



1827—1831 



1827 



coiit. 



Age of 

 moon 

 (days) 



HYDROLOGICAL OBSERVATIONS 



Depth 

 (metres) 



1828 



1829 



1830 



1831 



23 



23 



8o 



lOO 



ISO 

 200 

 300 

 400 

 600'" 

 800- 

 I ooo''' 



1490- 

 I9801 

 2470' 



2960^ 

 345°' 

 3940^ 



J2 V 

 "^ o 



Q s 



o 

 10 

 20 



30 

 40 



50 



60 



80 



100 



ISO 



200 



300 



400 



590^ 



790= 



990^ 



1480= 



1980I 



2480I 



2980I 



3480' 



3980I 



Temp. , 



806 



148s 

 1982 



3932 



o 

 10 

 20 



30 

 40 

 50 

 60 

 80 



100 

 ISO 

 200 

 300 

 400 

 590'' 

 790- 

 990- 

 1460^ 



-0-50 



-049 



-0-48 



0-42 



1-35 

 1-74 

 1-89 

 i-gi 

 1-83 

 1-32 

 0-7S 

 044 

 0-23 

 0-07 



-O'lO 



— 059 



789 

 1484 



1980 



3984 



S87 



991 

 1464 



33-9S 

 33-95 

 33'96 

 34-20 

 34-39 

 34-54 

 34-66 



34-74 

 34-75 

 34-74 

 34-73 

 34-70 

 34-69 

 34-68 

 34-68 



33-95 



27-30 

 27-30 

 27-31 

 27-46 

 27-56 

 27-65 



27-73 

 27-80 

 27-81 

 27-84 

 27-87 



27-87 

 27-86 



27-87 

 27-88 



27-25 



pH 



8-10 

 8-10 

 8-09 

 8-04 

 7-97 

 7-94 

 8-02 



8-03 

 8-01 

 8-02 



8-21 



8-17 

 8-30 

 8-25 

 8-16 



Mg. — atom m.* 



2-II 

 2- 1 I 

 2-13 



2-45 

 2-62 



2-78 



2-78 



2-62 



2-57 

 2-60 

 2-64 

 2-64 

 2-64 

 2-72 

 2-72 



Nitrite 



N, 



I-3I 

 I-3I 

 I-3I 

 1-30 

 1-29 

 1-25 

 1-24 

 1-25 

 1-24 

 I-2I 

 1-37 

 2-II 

 2-22 



2-31 

 2-31 

 2-20 

 2-10 

 1-60 

 I 08 

 0-64 

 0-29 

 0-12 



0-79 

 0-78 

 0-73 

 0-72 

 0-71 

 0-72 

 0-71 

 0-72 

 0-72 

 0-41 



1-35 

 2-14 

 1-92 

 2-09 

 2-14 



1-95 

 1-46 



33-94 

 33-94 

 33-94 

 33-94 

 33-94 

 33-94 

 33-94 

 33-94 

 33-94 

 33-94 

 34-03 

 34-23 

 34-36 

 34-50 

 3459 

 34-67 

 34-78 

 34-78 

 34-77 

 34-72 

 34-70 

 3469 



33-95 



33-95 

 33-95 

 33-95 

 33-95 

 33-95 

 33-95 

 33-95 

 33-95 

 33-95 

 33-99 

 34-21 

 34-43 

 34-49 

 34-61 

 34-70 

 34-75 

 34-75 



27-19 

 27-19 

 27-19 

 27-19 

 27-19 

 27-20 

 27-20 

 27-20 

 27-20 

 27-20 

 27-27 



27-37 

 27-46 



27-56 

 27-64 

 27-71 

 27-81 

 27-85 

 27-88 

 27-86 

 27-86 

 27-86 



27-22 



27-24 

 27-24 

 27-24 

 27-24 

 27-24 

 27-24 

 27-24 

 27-24 

 27-24 

 27-30 

 27-41 

 27-52 

 27-59 

 27-67 



27-75 

 27-80 



27-84 



8-12 

 8-13 

 8-13 

 8-13 

 8-13 

 8-13 

 8-12 



8-13 

 8-12 



8-12 



8-08 

 8-01 



7-99 

 8-06 

 8-05 

 8-OI 

 8-06 

 8-24 

 8-27 

 8-23 

 8-23 

 8-i8 



8-12 

 8-12 



8-12 



8-12 



8-12 



8-12 

 8-12 



8-12 



8-12 

 8-08 

 8-02 

 7-95 

 7-95 

 8-00 

 8-08 

 8-02 

 8-11 



1-90 

 1-90 

 1-90 

 1-90 

 1-90 

 1-98 

 1-96 

 1-98 

 2-05 



2-13 

 2-36 

 2-64 

 2-83 

 2-87 

 2-85 

 2-83 

 2-57 

 2-59 

 2-60 

 2-66 

 2-66 

 2-68 



1-S2 

 1-84 

 1-84 

 1-84 

 1-84 

 1-81 

 1-92 

 1-92 

 1-88 

 1-86 



2-24 



2-59 

 2-68 

 2-60 

 2-53 

 2-53 

 2-45 



o, 



c.c. 

 litre 



7-55 

 7-47 

 6-34 



5-°7 



4-05 

 3-89 



3-90 



4-06 



4-28 



4-00 

 4-22 

 4-16 



4-43 

 4-41 



BIOLOGICAL OBSERVATIONS 



Gear 



N70V 



N looH 

 N70B 



N 100 B 

 N70B 



N 100 B 



Depth 

 (metres) 



50-0 



0-5 



84-0 



260-170 



7-46 

 7-45 

 7-46 

 7-40 



7-36 



7-31 

 667 



5-12 



4-53 

 3-84 

 3-74 

 3-79 

 4-19 



4-04 

 3-96 



4-35 

 4-44 

 4-57 



7-43 



7-71 



7-44 



7-43 



7-32 

 7-II 

 5-52 

 4-28 

 4-08 

 3-75 

 3-78 

 3-98 

 4-03 



NHP 



N50V 

 N looH 



N70B 

 N 100 B 



50-0 



1 00-0 



0-5 

 131-0 



50-0 



1 00-0 

 1000-750 



750-500 

 500-250 

 250-100 

 100-50 

 50-0 



o-S 

 128-0 



370-160 



NHP 



N50V 

 N looH 



N70B 

 NiooB 



NHP 



N50V 



N70V 



N 100 H 

 N70B 



N 100 B 



N70B 

 N 100 B 



50-0 



1 00-0 



0-5 



iio-o 



50-0 

 1 00-0 

 1000-750 

 750-500 

 500-250 

 250—100 

 100-50 



50-0 

 0-5 



90-0 



270-150 



TIME 



From 



2057 

 2100 



2100 



1945 

 2II7 



2130 



Remarks 



KT 

 DGP 



0908 



0924 

 0928 



1808 



0917 

 0944 



0948 



KT 



2035 

 2039 



2039 



1941 



2055 



2059 

 2109 



0907 



0924 

 0928 



180S 



KT 



DGP 



2028 

 2032 



2032 



0920 

 0944 

 0948 



KT 



1945 

 2048 



2052 

 2102 



KT 

 DGP 



103 



