84 - 



STATION 122 

 (regular forenoon) 



June 12, 1958; 2149 GCT; 17°51'N, 105°08. 5'W; 1600 £m; wind, 240°, force 2; temp. , 83. 0°F dry, 76. 3°F wet; 

 weather, partly cloudy; sea, very rough; wire angle, 33°; time zone 7. 



Submarine Daylight: 



Incident solar radiation: daily T 635 gm-cal/cm , day L 13. 65 hr. 



Biological Data 



.3 

 Phytoplanklon: depth (m) of chlorophyll a (mg/m ), 1, 0. 12; 5, 0.13; 10, 0. 15; 25, 0.13; 50, 0.33; 100. 0.17. 



2 

 Water column chlorophyll a: 23 mg/m". 



Phytoplanklon haul taken. 



Zooplankton: N-C N, o to 275 m, 1949-2022 GCT, 108 ml T, 107 ml S; H at m, 1954-2024 GCT, 24 ml T, 24 ml S. 



a) Duplicate values: 111 m, 2.64; 292 m, 2.84; 399 m, 2.99; 673 m, 3.27; 934 m, 3.39 ng at/L. 



