Tina
this quote is from the site i was looking at
"Other smaller species of the genus Botia will also eat snails and would be considered a more appropriate choice for the smaller community aquarium."
I hope they dont mind me posting a link
http://www.loaches.com/species-index...a-macracanthus
now to find a smaller Loach if that the way your thinking of going.
others have in the past said drop a 2p coin in the tank ,being copper it will kill the snails with copper poisoning ! i have not tryed this method....................i have no snalis since i bought 6 clownloaches lol