When snails appear I add kribs (Pelvicachromis pulcher) to the aquarium and the snails disappear. It's best to use only one gender, kribs being enthusiastic breeders and aggressive defenders of their young. A handsome fish, also. Bill _______________________________________________ Aquatic-Plants mailing list Aquatic-Plants at actwin_com http://www.actwin.com/mailman/listinfo.cgi/aquatic-plants