Table C-1. --List of chart squares occupied by research vessels 

 off California in January 1966, showing: hours in square, 

 seals seen per hour, and number of seals seen and 

 collected 1/ --Continued 



1/ The base chart is USCGS No. 5002. The side of each chart 

 square measures 18. 52 km. (10 nautical miles); a square covers 

 an area of 343 km. (100 square nautical miles) Squares are 

 located by a system of vertical and horizontal nuoibers. Horizontal 

 numbering begins at the lower right corner of the chart (fig. 30) 

 and vertical numbering at the lower left corner. 



100 



