Oct 30, 2012 #1 G gummibear Aquarium Advice Apprentice Joined Oct 14, 2012 Messages 18 How many shell dweller multis should I put into a 20 gal long?
Oct 30, 2012 #2 Mogurako Aquarium Advice Addict Joined Apr 19, 2011 Messages 4,449 Location US, Washington state A trio will be more than enough to populate that tank in no time.