- 90 



STATION 138 

 (special) 



June 15, 1958; 1430-1554 GCT; 20°50'N, 105°59'W; 410 fm; wind, 230°, force 2; temp. , 82.8°F dry, 76.0°F wet; 

 weather, 03; clouds, 8, amt. , 5; sea, 1; swell, 230°, missing; time zone 7. 



Biological Data 



Zooplankton: N-C N, o to 117 m, 1455-1510 GCT, 134 ml T, 134 ml S; H at m, 1457-1512 GCT, 70 ml T, 70 ml S. 



STATION 139 

 (regular forenoon) 



June 15, 1958; 1808 GCT; 21°05'N, 106°16'W; 1750 fm; wind, 240°, force 2; temp. , 83.1°F dry, 77.6°F wet; 

 weather, cloudy; sea, moderate; wire angle, 10°; time zone 7. 



Submarine Daylight; 



a) Duplicate values: 206 m, 2. 60; 268 m, 2. 43; 375 m, 3. 00; 506 m, 3. 08; 639 m, 3. 17; 827 m, 3. 40 ng at/L. 



