DISTRIBUTION OF PHOSPHATE IN THE SEA 



19 



Table C2. Distribution of phosphate for surface, surface layer, transition zone, and 2000 meters 



at Carnegie stations--Continued 



Sta- 

 tion 



PO4 at 

 surface 



mg/m^ 



Depth of 



layer 

 10mg/m3 



70 



170 



175 



235 



200 



180 



210 



90 



280 



130 



90 



90 



130 



130 



10 



30 



30 



40 



Surface layer 



Depth 



Mean PO4 



Transition zone 



Depth 



Mean PO4 



135 

 180 



PO4 at 

 2000 ma 



mg/m3 



245 

 289 

 276 

 225 

 225 

 232 

 240 

 234 

 236 

 242 

 242 

 310 

 264 

 240 

 249 

 280 

 ■ 234 

 284 

 220 

 246 

 240 

 247 

 258 

 288 

 286 

 292 

 190 

 198 

 228 

 228 

 277 

 271 

 268 



254 



217 

 232 

 239 

 240 

 208 

 268 

 244 

 241 

 245 

 220 

 234 

 227 

 211 

 255 

 248 

 256 

 266 

 275 

 255 



250 

 258 

 275 

 270 

 250 

 269 

 261 



25*1 

 240 

 251 



