Hey... I like my freshwater 55. *sniff* All for one stinkin' fish, too. Hehe!!
I would agree with JLAP and RoGeTa, It is hard to have a orignal looking tank with fresh water.
Midas cichlids were introduced through intentional or accidental releases by recreational aquarists or from nearby fish farms (Anderson et al., 1984; Courtenay et al., 1984; Courtenay and Stauffer, 1990).