Looks like some kind of worm?

[SRQban]

Hey guys,

I’ve done a little research to try and figure out what this thing is and I can’t figure it out. I’m hoping a copepod or something benevolent, but not really sure? Picture is below.

 

[T-J]

Not an expert, but looks like a Hydroid to me.

 

[SRQban]

Not an expert, but looks like a Hydroid to me.

Also, found some of these in the sand bed?