In a the original message to Mark Lewis, Robby Dittmann said the following:
 þþþ ml> what purpose does the salt serve? i've never added salt  of any kind
 þþþ ml> to my tanks... at least, not knowingly...
þþþThere is some belief that the salt will help fight certain
þþþdiseases.  I have heard that this is an old wive's tale with
The reason I was told salt in moderation helps most fish is it somewhat 
irritates the slime glands on the fishes body.  If you keep a good coat of 
slime on the fishy, less chance of skin type diseases. 
Rob Ragan
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