>>340990mine have almost always kept them (occasionally lose one to a molt) and the little on in the 75 had both intact last time I saw him. I've always found most anemone pretty hard provided you had good healthy specimens to begin with (of course this only applies to the larger anems you can pick out, and there are exceptions like gigantea and magnifica)
>>341005got a large tiger pistol paired with a nice orangespot goby in my 12
favorite invert though is by far my harlequins in my 24. pic related but not of mine (they're currently devouring a chocolate chip star in their cave)