Figure 4.--Concrete holding pond for adult salmon, Carson National Fish Hatchery. 



Table 5. — Records of adxilt spring ohinook salmon held in concrete holding pond, 

 Carson National Fish Hatchery, Wind River, Washington, 1957, 1959-61. 



^ Trapped at Bonneville Dam. 



' 47 males and 17 females trapped at Little White Salmon National Fish Hatchery. 



