Nimbochromis needs to be in a rocky terrain as they prey on mbuna which lives in there i've been keeping them for some time. once in a while they'll go around the rocks searching for food. them playing dead is a fun thing to watch man but gotta train them back to eat live food . go to XL lah they got sorta big haps there going for around 30 - 35 or AI lah.. there also got nice ones.. the aulonocara baenschi something like dat the spelling i forgot adult size going for rm80. or i can get u the red flame peacock, size around 4 - 5 inches = rm 28.. well make up your mind and ask CC to get them for u..