Table 5. --Observations of bird flocks, fish schools, and mammals sighted nnore than 80 miles 

 from land in the North Pacifici.' 



— Observations have been listed chronologically and irrespective of locality or vessel. The 

 numbers of birds sighted are estimates made by experienced fishermen. 



Envlronnnental Conditions 



In the North Pacific, north of the Hawaiian 

 Islands, there is a transition zone between two 



currents which may prove to be the significant 

 oceanographic feature influencing the distribution 

 and abundance of albacore. A detailed description 

 of this zone for the winter of 1953-54 has been 



