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			 I've got two tiger-tail cukes in my tank, and I don't feed them anything.  They happily snack on the sand all night long, eating whatever detritus, bacteria, algae, etc they find. 
		
	
		
		
		
		
		
	
		
		
	
	
	Great addition to the clean-up crew, just don't expect to see much of it during the day.  | 
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