Table 3. --Continued 



Phytoplankton: 



Depth 



100 

 125 

 150 



Chlorophyll a 



mg./ri 



0.047 



0.22 



0.12 



0.056 



0.041 



0.039 



0.035 



STATION 81 (con.) 



Biological Data 



Photosynthesis 



Lab. Incubator Deck Incubator 



mg. C/m. 3 /hr. 

 at 1,000 ft .-candles mg. C/m. 3 /day 



Light Dark Light Dark 



0.435 

 0.428 

 0.405 



2.06 



Water column: 10 mg./m. 



Phytoplankton haul taken. 



Zooplankton: N-C N, o to 200 m., 1425 hr. (31'10"), 45.4 ml. T, 45.4 ml. S. 



C N (C-B), H at 77 m., 1207 hr. (16'), 3.21 ml. T, 3.21 ml. S; H at 38 m., 1230 hr. (16'), 2.78 ml. T, 

 2.78 ml. S; H at 10 m., 1316 hr. (16 1 ), 48.88 ml. T, 48.88 ml. S. 



STATION 82 



HUGH M. SMITH; September 12, 1959; 0540, 0625 G.c.t. (zone +6, IX-11, 2340, IX-12, 0025); 13°40'N., 94°00'W.; sounding, 2250 fm.; 

 wind, 320°, force 2; temp., 84.2°F. dry, 77.9°F. wet; weather, clear; sea, rough; wire angle, 03°, 06°; BT slide No. 82A, 82B. 



a) Duplicate values: 109 m., 3.13; 139, 3.00; 164, 2.96; 977, 3.48 ug. at. /I. 



b) Possible evaporation; value falls on property curve. 



