86 - 



STATION 127 

 (regular forenoon) 



June 13, 1958; 1801 GCT; 19°01'N, 105°34. 5'W; 2580 fm; wind, direction missing, force 1; temp. , 82. 3°F dry, 

 75. 9°F wet; weather, partly cloudy; sea, moderate; wire angle, 07°; time zone 7. 



Submarine Daylight: 



Incident solar radiation: daily T 673 gm-cal/cm , day L 14. 08 hr. 



Biological Data 



3 

 Phytoplankton: depth (m) of chlorophyll a (mg/m ), 1, 0. 095; 5, 0. 092; 10, 0. 10; 25, 0. 096; 50, 0. 34; 100, 0. 18. 



Water column chlorophyll a: 22 mg/m . 



Phytoplankton haul taken. 



Zooplankton: N-C N, o to 310 m, 1914-1947 GCT, 36 ml T, 33 ml S; H at m, 1911-1951 GCT, 31 ml T, 31 ml S. 



a) Duplicate values: 166 m, 2. 80; 207 m, 2. 72; 838 m, 3. 33 ng at/L. 



