R.R.S. Discovery II 



2287—2291 



Station 



2287 



2288 



Age of 

 moon 

 (days) 



Depth 

 (metres) 



2289 



2290 



2291 



13 



19 



HYDROLOGICAL OBSERVATIONS 



O 

 lO 



20 



3° 



40 



5° 



60 



80 

 100 

 150 

 200 

 250 

 300 

 400 

 600= 

 800^ 



990^ 

 1490I 

 1980I 

 2480^ 

 2970' 

 3460' 



o 

 10 



20 



30 

 40 



5° 

 60 



80 

 100 

 150 

 200 

 250 

 300 

 400 

 530^ 

 750'" 

 970= 



1440' 

 1950I 

 2430I 

 2900^ 



3370^ 

 3840I 



o 

 10 

 20 

 30 

 40 



50 



60 



80 



100 



150 





Temp. 

 °C. 



603 



990 

 i486 



3462 



533 



967 

 1442 



1947 

 2904 



3837 



1-91 



s °/,. 



33-82 



375 

 3-75 

 371 

 3-70 

 3-62 

 2-51 



2-25 



i-So 

 I-I9 

 0-90 

 o-8o 

 102 

 1-38 

 1-99 

 213 



2-22 

 2-20 

 1-91 



1-55 

 i-i8 



0-99 

 0-75 



5-67 

 5 -6 1 



5-45 

 5-40 



5-35 

 5-28 

 S-io 

 4-91 

 4-40 

 3-51 



2-8l 



2-92 



2-82 



2-53 

 1-93 



2-45 

 2-50 



2-29 



2-o8 



1-76 



1-47 

 I-I7 

 I 04 



6-51 

 6-si 

 6-50 

 6-46 

 6-46 

 6-43 

 6-43 

 6-41 

 6-03 

 5-00 



33-95 

 33-95 

 33-95 

 33-95 

 33-95 

 33-95 

 33-97 

 34-04 

 34-06 

 34-06 

 34-06 



34-15 

 34-28 

 34-44 

 34-55 

 34-63 

 34-71 

 34-72 

 34-72 

 34-71 

 34-70 



34-04 

 34-04 

 34-04 

 34-05 

 34-05 

 34-05 

 34-05 

 34-10 

 34-11 

 34-15 

 34-16 



pH 



27-06 



27-00 

 27-00 

 27-00 

 2700 

 27-01 

 27-11 



27-15 

 27-26 

 27-30 

 27-32 

 27-33 



27-37 

 27-42 

 27-54 

 27-62 



27-68 

 27-78 

 27-80 



27-83 

 27-84 

 27-85 



26-85 

 26-86 

 26-89 

 26-90 

 26-90 

 26-91 

 26-93 

 26-99 

 27-06 

 27-19 

 27-26 



Mg. — atom m.' 



Nitrite 

 N, 



34-16 



34-15 

 34-19 

 34-36 

 34-42 

 34-61 

 34-69 

 34-72 

 34-72 

 34-71 

 34-70 



34-04 

 34-06 



34-07 

 34-07 

 34-07 

 34-07 

 34-07 

 34-07 

 34-11 

 34-15 



27-25 

 27-28 

 27-36 

 27-44 

 27-49 

 27-67 

 27-74 

 27-79 

 27-81 



27-83 

 27-83 



8-09 



8-09 

 8-09 

 8-09 

 8-09 

 8-11 

 8-10 

 8-08 

 8-05 

 8-05 

 8-05 



8-02 



7-95 

 7-95 

 7-90 

 7-91 

 8-05 

 8-08 

 8-09 

 8-09 

 8-09 



8-12 



8-12 

 8-12 



8-12 

 8-12 

 8-IO 

 8-10 

 8-o8 

 8-08 

 8-07 

 8-06 



8-04 

 8-04 

 8-13 

 7-99 

 7-93 

 7-97 

 8-02 

 8-06 

 8-08 

 8-11 

 8-09 



26-75 

 26-77 

 26-78 

 26-78 

 26-78 

 26-79 

 26-79 

 26-79 

 26-87 

 27-03 



1-84 

 1-88 

 1-94 

 1-94 

 1-92 

 1-98 

 2-00 

 2-20 

 2-20 

 2-34 

 2-34 



2-43 

 2-60 

 2-74 

 2-74 

 2-62 

 2-60 

 2-51 

 2-45 

 2-57 

 2-57 



1-52 

 I-S6 

 1-56 

 1-56 

 1-58 

 1-58 

 1-62 

 1-63 



1-73 

 2-00 

 2-05 



2T5 

 2-26 

 2-40 

 2-81 

 2-76 



2-66 

 2-60 



2-57 

 2-60 

 2-60 

 2-6o 



8-o8 

 8-08 

 8-08 

 8-08 

 8-08 

 8-08 

 8-08 

 8-o8 

 8-08 

 8-07 



1-44 

 1-50 

 1-50 

 1-50 

 1-50 

 1-48 

 1-44 

 1-46 

 1-50 

 i-6o 



Nitrite 



N, 



0-36 

 0-36 

 0-34 

 0-33 

 0-32 

 0-32 



0-34 

 0-48 

 0-31 

 0-00 

 0-00 



0-27 

 0-28 

 0-28 

 0-26 

 0-25 

 0-2S 

 0-25 

 0-2S 

 0-21 



o-oo 

 0-00 



0-00 

 0-00 



8-6 

 8-5 

 8-5 

 8-6 

 8-6 

 8-8 

 9-8 

 14-8 



1 8-5 

 20-3 

 21-1 



0-26 

 0-26 

 0-26 

 0-26 

 0-26 

 0-26 

 0-26 

 0-27 

 0-36 

 0-00 



o, 



c.c. 

 litre 



BIOLOGICAL OBSERVATIONS 



4-9 



4-8 

 4-8 

 5-0 

 4-8 

 5-2 



5-4 

 7-0 



8-3 

 11-7 

 12-9 



16-9 



i8-5 

 23-0 

 33-6 

 42-9 

 50-8 

 61-2 

 65-8 

 67-7 

 72-8 

 77-9 



6-90 



6-85 



6-84 



6-86 



6-91 

 6-91 



6-78 



5-97 

 5-07 

 4-07 



3-79 

 3-72 

 3-90 

 4-00 

 4-18 

 4-25 

 4-41 



6-62 



6-58 



6-56 



6-56 



6-48 



6-35 

 6-31 



6-19 

 6-09 

 5-80 

 4-52 

 3-94 

 3-60 



3-73 

 3-88 

 4-02 

 4-17 

 4-30 



N50V 

 NHP 



N70B 

 NiooB 



N50V 

 NHP 



N70V 



Depth 

 (metres) 



NiooH 

 N70B 



NiooB 

 N70B 



NiooB 



N50V 

 NHP 



N70V 



2-8 

 2-7 



2-9 



2-8 

 2-8 



2-8 

 2-8 



2-8 



2-8 

 6-2 



6-50 

 6-48 



6-45 

 6-45 



6-40 

 6-31 



N70B 



NiooB 

 N70B 



NiooB 



OTL 



N50V 

 NHP 



N70V 



1 00-0 

 50-0 



173-0 



50-0 

 100-50 

 250-100 

 500-250 

 750-500 

 1000-750 

 5-0 



141-0 



450-270 



1 00-0 



50-0 



50-0 

 100-50 

 250-100 

 500-250 

 75o'-5O0 

 1000-750 



128-0 

 400-200 



N70B 

 NiooB 



137-133 



1 00-0 



50-0 



50-0 

 100-50 

 250-100 

 500-250 

 750-500 

 1000-750 



104-0 



TIME 



From 



1005 

 1024 

 2010 



To 



IO17 

 1043 



2230 

 2233 



2233 



Remarks 



KT 



2013 



2145 

 2302 



2253 

 2303 



KT 



DGP 



+ 5 hours 



2243 



2243 



2136 

 2303 



2313 



2100 



2020 



KT 



DGP 



2300 



2328 



2235 

 2349 



+ 4 hours 



+ 3 hours 



Very hea\T stray 

 on wire 



KT 



271 



