Curious to see what raising the temperature (82-85)will do and then hitting the tank with copper. Whenever I have problems like this with my livebearers, it always seems to go back to the plants I've introduced. Bruce --------------- See http://www.aka.org/AKA/subkillietalk.html to unsubscribe Join the AKA at http://www.aka.org/AKA/Applic.htm