Id on this critter

[Hunt3r]

Hi i just notice this critter let me know if its good or bad. Looks like a star fish but only had 3 side

 

[Oscar47f]

Astria starfish, they can eat zoanthids i believe i don't remember exactly but harlequin shrimp eat them...

 

[Garia666]

thats a pest remove it. its an seastar which is growing back his limbs.

Asterina sp.

 

[ahiggins]

I agree-asterina.
It depends on the person if you want them in the tank or not.
I dont like them because Ive seen them eat zoas in my tank.
Harlequin shrimp will eat them but once you run out, you have to buy starfish to feed it-thats all that shrimp eats.

 

[Hunt3r]

Thanks guys. I removed it already.