Originally Posted by 54seaweed
A Royal Grammar might be a bit aggressive to the rest of your stock have you considered a dotty back has basically the same markings , just more mellow
you sure you have a royal gramma.
Royal Grammas are pretty darn mellow and really only act defensively, not offensively.
Now a bi-color pseudochromis (dottyback) are VERY aggressive as is that species overall.
They are very similar in coloration with the main difference being the gramma's color meld into one another whereas the dottyback has a very distinct line between the colors.;
Royal Gramma Basslet and Bicolor Dottyback - Compatibility.