Flatoworm id?

[Neeks]

Not sure how I got them but found on frags and glass. Any Id on them? Thank you

 

[T-J]

Doesn't appear to be the dreaded red variety. More likely a Waminoa sp. variety. They shouldn't eat any corals, but they can become a problem if their numbers grow too much and they can smother corals.
Best to siphon them out when you see them. A wrasse might be able to help as well.