Table 2. --Continued 



Phytoplankton : 



Depth 



100 

 150 

 200 



Chlorophyll a 



mg./m. 3 



0.16 



0.14 



0.16 

 0.51 



0.084 

 0.051 

 0.045 



STATION 42 (con.) 

 Biological Data 



Water column: 25 mg./m. 2 34.0 mg. C/m. 2 /hr. 100 mg. C/m. 2 /day 



Phytoplankton haul taken. 



Total phosphorus: m., 0.34; 10, 0.54; 25, 0.54; 50, 1.16; 75, 2.00; 100, 2.16; 150, 2.20 ug. at./l. 



Zooplankton: N-C N, o to 275 m., 1013 hr. (32'), 91 ml. T, 91 ml. S. 



C N (C-B), H at 145 m., 1103 hr. (15'), 43.4 ml. T, 43.4 ml. S; H at 102 m., 1127 hr . (15'), 33.3 ml. T, 

 33.3 ml. S; H at 50 m., 1149 hr . (15'), 102.9 ml. T, 102.9 ml. S; H at 21 m., 1210 hr. (15"), 57.8 ml. T, 

 57.8 ml. S; H at 72 m., 1454 hr. (15'), 252.2 ml. T, 252.2 ml. S; H at 37 m., 1515 hr. (15'), 76.5 ml. 

 T, 76.5 ml. S. 



STATION 43 



STRANGER; February 17-18, 1959; zone +6, 2300-0130; 17°14'N., 101°37'W. ; sounding, 800 1m. ; wind, 270°, force 3; 

 temp., 81.0°F. dry, 73.0°F. wet; weather, 02; clouds, 4, amt., 1; sea, 1; swell, 280°, 4 ft.; BT slide No. 43. 



Incident solar radiation: daily T 499 g.-cal./cm. 



Biological Data 



Zooplankton: N-C N, o to 304 m. , 2308 hr. (31'), 81 ml. T, 77 ml. S; H at m., 2340 hr. (15'), 115 ml. T, 

 115 ml. S. 



Micronekton: o to 79 m., 0040 hr. (45'), 164 ml. T w/o jellies. 



Night-lighting operations. 



