Figure No. Title Page 



IV-1. Grinding frozen block of salmon viscera for hatchery 



feed 45 



IV-2 . Mixing experimental fish-feed 45 



IV-3 . Feeding experimental hatchery fish by means of a ricer ... 45 



IV -4 . Weighing experimental hatchery fish 45 



V-1. Hear view of iron chink shows the grate in the floor 

 through which the viscera were diverted into a wooden 

 chute underneath the cannery floor 52 



V-2. Side view of iron chink shows (at left) the shield built 

 around the viscera grate and (lower center) the fins 

 piled over the fin grate 53 



V-3. Draining table. Viscera flow onto and are raked down 

 the sloped table; the water falls through the openings; 

 one of the trap doors to control the rate of flow is 

 located at the end of the chute (right center) 53 



V-4. Another view of the draining table shows the viscera 



flowing down the chute, through the trap door, and onto 



the draining table 54 



V-5. The drained viscera are sacked (right) and the burlap 



bag is wire-tied (center) 54 



V-6. The sacks of viscera are loaded onto the elevator and are 



hand-winched flrcai the platform up to the dock level 55 



V-7. The men are pulling the polyethylene bag over the sack 



stand; a burlap bag (upper center) is then pulled over on 

 the outside of the polyethylene bag. The completed 

 containers are piled on the stand behind the man on the 

 left 56 



V-8. The sacks of viscera are lying on the freezer plates (left) 

 where they are normally frozen solidly in 24 hoiirs; the 

 cans containing the eggs were frozen while stacked on the 

 floor 58 



V-9. The frozen sacks of viscera are stored ia regular cold 

 storage rocm awaiting shipment to Seattle; the fish 

 (bottom center) are frozen halibut 59 



