Fouth pic. On the left looks like aiptasia. They are not good. Need to kill them
Third pic. Might be them also not sure...
Aiptasia-X works good.
Good luck with the others. Sorry I dobt know what they are
I don't think it is aptatia sorry bit fantastic photos so they have 5 tenticals/ lashes and are either green, red with white dot or red and fethery depends on the place
1. What's left of a Goniopora
2. Appears to be a chalice.
3.I can't tell because it blends in with the background
4. Blastomussa merletti
5. Green Star Polyps
6.again appears to be a chalice
7.Ricordea
Smiley face. Rock with what looks like a mushroom on it
The un numbered one could be Xenia or some other soft coral like it. Or it could be aiptasia. Kinda hard to tell in the photo.