Table 2. --Continued 



STATION 19 (con . ) 

 Incident solar radiation: daily T 436 g.-cal./cm. 2 . 



Biological Data 

 Zooplankton: N-C N, o to 129 m., 0909 hr. (24'), 31 ml. T, 31 ml. S. 



STATION 19-1 



STRANGER; January 29, 1959; zone +6, 1144-1155; 15°14'N., 96°06'W.; sounding, 50 fm.J BT slide No. 19-1.' 



Biological Data 



Phytoplankton: 



Chlorophyll a Photosynthesis 



Depth Lab. Incubator Deck Incubator 



mg. C/m. 3 /hr. 

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



Light Dark Light Dark 



5.18 0.116 98.8 2.06 



5.78 90.1 



6.21 



STATION 20 



STRANGER; January 29, 1959; 1953 G.c.t. (zone +6, 1353); 15°00'N., 96°06.5'W.; sounding, 2200 fm.; wind, 220° 

 force 2; temp., 83.5°F. dry, 77.5°F. wet; weather, partly cloudy; sea, moderate; wire angle, 08°; BT slide No. 2( 



a) Underway sampling station for surface phytoplankton. 



b) Duplicate values: 85 m., 1.9; 100, 2.6; 194, 2.8; 229, 2.9; 542, 3.5 ug. at./l. 



