FIGURE 4 --VIEW OF ENTRY TUNNEL THROUGH WHICH FISH PASS FROM 

 * THE ENTRANCE FISHWAY TO ENTER THE COLLECTION POOL. 

 FINGER TRAP AT EXIT PREVENTS FISH FROM LEAVING THE 

 COLLECT ION AREA . 



FIGURE 5. --VIEW OF FINAL WEIR IN TEST FISHWAY SHOWING FINGER 

 TRAP ON UPSTREAM FACE OF WEIR. NOTE STREAMING 

 FLOW IN VICINITY OF SALMON. 



