keyhole cihlid

I've had a pair a keyholes for mo this. They normally are always together. Last weekend I redid their tank and added live plant and switched around their driftwood. Since then I barley see one of them or if I do it's just laying low on the gravel behind rocks or In plants. It also looks like her...

Hi there! A couple of months ago I bought a pair of keyholes and an RTBS. I then got a Indian striped catfish and 2 bristlenose plecs. Yesterday I bought 2 green tiger barbs and when I check this morning the barbs where fighting similar to  Any reasons why? The tank is a 180 liter (approx 50 us...