Bull., U. S. B, F., IOl'S, (D,>c. 1047.) 



Exi'EMMENT 7 



Fig. 45.— Marked at Bonneville hatchery during October, 1920. when approximatelv 13 months old. Recovered 



near Bonneville, Oreg., May 7, 1925, in its sixth year. Male, 40.5 inches long arid weighing 27 pounds. The 



last half year's growth has been removed by absorption of the scale. X 13 

 Fig. 46.— Marked at Bonneville hatchery during October. 1920, when approximately 13 months old. Recovered 



at Ca.scade Locks, Oreg., May 8, 1924, in its fifth year. Female, 32.5 inches long and weighing 13 pounds, 



showing an extremely large nucleus, x 25 

 Fig. 47.— Marked at Bonneville hatchery during October, 1920, when approximately 13 months old. Recovered 



at Corbett, Greg.. May 6, 1924, in its fifth year. Female, 34.5 inches long and weighing 18 pounds, showing 



an extremely small nucleus. X 25 



