ID this tiny shrimp like thing?

[smarie]

What is this creature that looks like a tiny shrimp and has built a tunnel next to my glass?

 

[fishguy242]

@F i s h y ?

 

[F i s h y]

Unclear from the video. Need something for size reference as well.

 

[jaysr]

Could be a Tanaid. I've had an explosion of these in my tank recently. They build little tubes in the sand.. come out at night.

https://reefkeeping.com/issues/2002-02/rs/index.php