Paddlock.  Electric Fence would be even better even if it was just one strand that would shock them up high where it couldn't shock the ducks.  Back when I lived in Kansas City and was in HS someone came to the school once and broke into the FFA  poultry pen and killed almost all of the geese, ducks, and chickens just for the fun of it 
		
		
	
	
		
 The police never found out who did it
	  The police never found out who did it 
		
 I would tell the police what you found and your suspions of who it was so they can go have a little chat with them.
	  I would tell the police what you found and your suspions of who it was so they can go have a little chat with them.
	
		
			
		
		
	
				
			 
	 
	 
	 
 
		 
 
		 
	 
	 
 
		 
	 
	 
	 
 
		 
	 
 
		
 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		