Alright, so my ? is ... Yellow tailed Damsels ... how well will they get along with other fish? i want 2-3 groups of smaller fish (Damsel size) then 1 or 2 larger fish ... i love the way the yellow tails look ... right now i have 2 of em with 4 green chromis ... ive been told they are the least aggressive, if thats the case ill buy more so i have a even number of each smaller species of fish ... input?