...I'm becoming a Colin fan......the plants on the top of the water REALLY add to the calmness of the apistos....big time!!! Mike > I would also add that I try to avoid light colours close to the tank as they seam to prefer darker surroundings, I have MH lights over my tank but then again I also have lots of floating plants which make my fish more comfortable:-). > C:-)lin > ------------------------------------------------------------------------- This is the apistogramma mailing list, apisto@listbox.com. For instructions on how to subscribe or unsubscribe or get help, email apisto-request@listbox.com.