can payara go with arowanas and RTCs?

[aropwn]

i im building a pond and im getting a RTC, jar aro, silver aro, and a leiarius pictus and i wanted to know if payara could go with all those fish?

 

[Industrial]

If you had a 2'+ hydrolycus armatus it could work.

Payara grow slowly, and h. armatus is the only kind that reaches the size you need. I saw a 30" RTC eat a 16" Odoe Pike and I would say that the fish would need to be 2/3rds the size of the cat's eventual size in order to work out.