Silver Shark - Balantiocheilos Melanopterous ~ 5cm -6cm

Looking at what people wud swap for a red tail black shark roughly 10cm it's a chunky shark. It's just a little territorial and chasing my other fish about can get photos

Anyone want to re home some fish? 2blue parrot cichlids 1 earth eater 1 albino red tail shark Shaftesbury area