Is this a brittle star?

[btieu]

Hi, was doing a water change and reaquascaping some rocks last night and saw this and though it was algae. Then noticed it was moving against the current. Is this a brittle star?

Pic with plastic spoon to compare the size of it.
Not able to attach video…

 

[melev]

Yes, a very common hitchhiker.

 

[btieu]

Yes, a very common hitchhiker.

Thank you for confirming that!!