Salt is a major staple in every goldfish keeper's supply kit, and it is often used as a first line defense against a host of goldfish problems. Salt can be antimicrobial, promotes healing and slimecoat, and can help relieve osmotic pressure ("breathing"). Trinket, one of our esteemed moderators, wrote on the use of salt here http://www.kokosgold...876-using-salt/ Because salt occupies such a prominent place in our medicine cabinet, and because the misuse/abuse/prolonged use of salt can lead