Help ID

[jawbreaker1222]

Have a empty cycled 55. And their was a local fish auction.
I picked up 4 of these for $1 so while i dont usually impulse buy the price was right. Any help with id would be great thanks. Their all about 4-6 inch body.

http://www.facebook.com/photo.php?pid=31022735&l=c508fa34ea&id=1101402734​

 

[Etunes]

it looks like a green texas cichlid to me but i have no time to research at the moment and that is just a guess at the top of my head.

 

[jawbreaker1222]

Ive been doing some research and Port Acaras is my best guess so far which i
Can anyone take a look and tell me its not that or have a better idea? Thanks