FIGURE 4.— Anchovy schools photographed in the Santa Barbara Channel with the Isaacs-Brown free vehicle 

 drop camera during September 1974. Estimated fish density (fish/m 3 ) in each photograph, left to right, top row 

 100, 174, second row 78, 50, third row 366, 60, fourth row 158, 56, fifth row 51, 55. 



233 



