identification?

Can anyone help identify these coral? Sorry for the picture quality. All I have is my phone right now. :/

As the subject said, I was using my scrubbing magnet which had gone unused for a few weeks as we didn’t have much algae and when I opened the magnet the scrubber side in the tank had several dozen “water insects” for lack of a better word. They were NOT crushed by using it to clean algae off of...