On Monday 23 February 2004 13:37, Don wrote: > I don"t keep Amano shrimp anymore. I have found that adding Healthguard by > Seachem and Algaefix once a week when I do a water change (about 40%)along > with running the water through an ultraviolet tube keeps the water crystal > clear and virtually algae free. Ah, then the grey stuff is probably something that is normally kept in check by the algae, bacteria and viruses that you wipe out regularly with the Algaefix, Healthguard and UV. Too bad about the shrimp. Roger Miller ------------------ To unsubscribe from this list, please send mail to majordomo@thekrib.com with "Unsubscribe aga-member" in the body of the message. Archives of this list can be found at http://lists.thekrib.com/aga-member/