thanks evryone(do not know how to erase the first post)the tank is a 180 gallon,fish are a pair of w/c bocourti male 11" female 9" two pearsei both around 9" one uaru 11" one syspilum 10" and two oscars both 12" and one nicraguense 5",the oscars will be moved out next week,and david i will be calling you to make arrangements for that tank next week,give me a call. i know alot of you will say it is over crowded but the all greww out together and i have no aggression except fot the nic,will be moved into a larger tank by next month if all goes right(keeping my fingers crossed.