Need help trying to figure out what these are ?

[Johnnyreef]

Are they good for my tank or bad? Any help please

 

[tunicata]

oooo, did you forget a picture/description or is it me?
Also, would this be in the Identification thread?

 

[Johnnyreef]

No the pictures didn't load I will try again later I am heading to the frag show now

 

[Carrillowilliam]

kind of look like copepods