38 



39 43 



STATION 

 44 45 46 



47 48 49 50 



100 



200 — 



a. 



iij 



D 



300 — 



400 



500 



FiGUBE 30.— Profile of sigma-t (g/1), section 4, ICNAF 68-1, 15-26 January 1968. 



39 



