looking for something kinda oddball for my tank. ive owned a senegal and all it seemed to want to eat was live, which i dont mind but dont want it eating my smaller fish. my question is are delhezi hard to get off live? And how big to delhezi get, i googled and got anywhere from 14-18 inches. my stocklist is in my sig the jag being the smallest at 2.5 inches or so and will be adding two small severum