Hi John I did put my 2 Apistogramma Atahualpa in my 50 gallon community tank last week They colour up very nicely .I can tell, I have a male and female now,before in the 20 gallon tank,I wasn`t sure They hang around a coconut shell alot and seem to enjoy there new tank alot George ------------------------------------------------------------------------- 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. apisto-digest@listbox.com also available. Web archives at http://lists.thekrib.com/apisto Trading at http://blox.dropship.org/mailman/listinfo/apisto_trader