Unknown hitchhiker

[dottiede]

I just picked up some new frags. QTd them for 3 weeks then dipped them with CoralRX and then in the DT. A few days later a noticed this. Any thoughts? Don't know if I should get rid of it or not
Thanks

't know if I should get rid of it or not.
Thanks

 

[dakoop]

Brittle star? If so he is good

 

[fishguy242]

micro brittle , safe ,good guy...

 

[dottiede]

Thanks I will keep an eye on it.