Crab good or bad?

[chewy tabacca]

Here is crab # 1.... Go smart people lol, smaller than a penny living in my acro

 

[ChiCity]

Bad.
That’s a teddy bear crab...
I think.
Not reefsafe.

 

[Jose Mayo]

It looks like Cymo spp., can prey on acropores.

 

[chewy tabacca]

That would explain this

 

[Jose Mayo]

Maybe it's not the disease but the cure:

"Furry crabs may help save Great Barrier Reef from deadly disease"

Read more: http://www.digitaljournal.com/article/342836#ixzz4zsB2vxvu

 

[chewy tabacca]

So for anyone still looking at this thread, I found a second one on a new cultured acro that I bought a few days ago. There was zero polyp extension on it for a week and now I found this.

 

[Katrina71]

Sump critter.

 

[inkvitalis]

Just a gorilla crab. Freeze it or sump it