woah there buddy, after thinking a bit scratch the lawnmower blenny, your inverts would take away his food :) and try to add up a combo that equals 9 inches like say,
2 clowns
1 royal gramma
2 clowns
1 fire fish
2 clowns
1 pigmy angel
1 clown
1 pigmy angel
1 royal gramma
1 clown
1 pigmy angel
1...