in few months when trigger get larger maybe will be more agressive to clowns... but it all depends on tank size ... so what is these fishes tank size ?
I do protect my turbelles lines with hard plastic wire organizer to protect them and every year I change them due algae growth and my triggers bittes damages...
I have 2 blue jaw males and one odonus ****** together in 210G and they are fine... but in 46G... maybe you will push their territory war buttom... in 210G they are only together when feeding...
