what is this ??

[cyro]

could u give me an information about this hitchhiker pls? looks like pics below. about 6-7 cm diameter.. is it bad ?

 

[cyro]

Re: what is this ??

pics :

 

[charlesr1958]

Am not familiar with the species name other than it is a flatworm and have seen this type posted before and was considered a threat to corals / mollusks. Very nice looking "rock" by the way.

Chuck

 

[cyro]

i see

thank you very much..