My pbass in total i have 3..two of them is about 15inches and one is about 10 inches.just upgraded into a 5x2x2ft tank. In tank there is a vieja 6 inch silver aro at 20 inch barramudi 8inch oscar x2 at 6 inch ..recently just comm all the fishes together but my pbass is hitting on every one wat can i do to stop the fight they are injuring all my fishes..brothers pls help me!!