Safe to have different species of peacocks?

[Bennlfer]

If you could get that 300 gallon set up sooner that would be best. I bought some 2 inch babies roughly 6 months ago and they are already starting to look cramped in my 150 gallon. It's 5x2x2. But that could just be me. Others may say there's plenty of room

 

[Bennlfer]

BTW they're in with a silver arowana, 3 tinfoil barbs and 2 silver dollars. I have 4 bass