46 



STATION 48 

 (regular night) 



May 13, 1958; 0600-0855 GCT, 9°08'N, 90°12'W; 1855 fm; wind, 100°, force 2; temp. , 83.9°F dry, 80.2°F wet; 

 weather, 02; clouds, 8, amt. , 2; sea, 2; swell, 110°, missing; time zone 6. 



Biological Data 



Zooplankton: N-C N, o to 279 m, 0727-0800 GCT, 167 ml T, 163 ml S; H at m, 0739-0809 GCT, 322 ml T, 

 322 ml S. 



Nekton: o, depth missing, 0615-0718 GCT, 371 ml T. 



Night-lighting operations. 



STATION 49 

 (in situ productivity and regular night) 



May 13, 1958; 2255 GCT; 9°48. 5'N, 89°14. 5'W; 1850 fm; wind, 040° 

 weather, partly cloudy; sea, rough; wire angle, 35' ; time zone 6. 



force 3; temp. , 84.2°Fdry, 79.9°Fwet; 



Submarine Daylight: 



a) Duplicate values: m, 0.36; 10 m, 0.43 ng at/L. 



