Check out these websites: http://www.nal.usda.gov/afsic/AFSIC_pubs/srb96-05.htm http://www.biconet.com/biocontrol/decollate.html http://www.etropolis.com/snails/ You can also get live snails from some biological supply houses, such as: Connecticut Valley Biological Supply Co. Valley Road Southampton, MA 01073 Paul M.