Table 2.- -Continued 



STATION 30 (con . ) 



Biological Data 



Phytopl ankton : 



Depth 



Chlorophyll a 



mg./m. 3 



Photosynthesis 



100 

 150 

 200 



Lab. Incubator 



mg. C/m. 3 /hr. 



at 1,000 ft .-candles 



Light Dark 



Deck Incubator Neutral Filter 



mg. C/m. 3 /day % T. 



_Light_ 



Dark 



10.6 

 2.06 

 1.63 



Water column: 16 mg./m. 



Phytoplankton haul taken. 



17.0 mg. C/m. 2 /hr. 



Total phosphorus: m., 0.40; 10, 0.39; 25, 0.72; 50, 1.64; 75, 1.12; 1.25; 100, 1.82; 150, 2.21; 200, 1.98, 2.34 

 ug. at./l. 



Zooplankton: N-C N, o to 308 m., 0903 hr. (32'), 386 ml. T, 198 ml. S. 



C N(C-B), H at 505 m., 1008 hr. (31 1 ), 14.7 ml. T, 14.7 ml. S; H at 139 m., 1101 hr. (15'), 53.3 ml. T, 

 53.3 ml. S; H at 94 m., 1321 hr. (15'), 38.9 ml. T, 38.9 ml. S; H at 74 m., 1343 hr. (15'), 427.2 ml. T, 

 427.2 ml. S; H at 50 m., 1404 hr. (15'), 306.8 ml. T, 306.8 ml. S; H at 26 m., 1424 hr. (15'), 130.8 ml. 

 T, 130.8 ml. S; H at 10 m., 1540 hr. (15'), 45.4 ml. T, 45.4 ml. S. 



STATION 31 



STRANGER; February 11, 1959; 0012 G.c.t. (zone +5, 1912, 11-10); 8°36.5'N., 88°16'W.; sounding, 1810 fm.; wind, 020°, 

 force 4; temp., 82.3°F. dry, 76.7°F. wet; weather, partly cloudy; sea, very rough; wire angle, 13°; BT slide No. 31. 



Incident solar radiation: daily T 502 g.-cal./cm. . 



Biological Data 

 Phytoplankton: chlorophyll a (mg./m. 3 ), m., 0.082. 



Zooplankton: N-C N, o to 289 m., 1934 hr. (32'), 567 ml. T, 487 ml. S. 



