Thanks guys and thanks for the ideas il try them all. Will u guys add me because you all seem to know more than me and if i have a question i could send a message. and i never thaugh of the neons being schooling fish, so ill get some more. i only have a 40 gal. tank would it be crowding the angels to add a few more neons?. and what temp should i set my tank warmer on.? it dont have numbers just noughtes.?