Back from the dead?

[VB313]

So I lost all my Cyphastrea and leptoseris and pretty much all sps to over dosed alk swing months ago I went to remove my JF jackolantern today cause it’s growing cyano but realized there’s a polyp lighty bumped it with a pointer and sure enough it reacted is it still hanging in there????!! Any Suggestions on the cyano outbreak???

 

[LegendaryCG]

I got a chalice coral that looked bone white but it now has a small patch of tissue and a couple mouths visible. I guess they are capable of bouncing back if given enough time.