id please????

[scottyc]

can someone id this i found it in a piece of my lr, it is black in color and a little bit smaller than a dime. is it good or bad? thanks

 

[viper_930]

Spiny urchin maybe.

 

[scottyc]

may be,any info on it,good/bad?

 

[humuhumu]

Depends on how you look at them. They will eat algae including coraline.

 

[thomas712]

Not to mention xenia, zoo's and a few other unlucky things that get in the way.

 

[scottyc]

ok,thanks for the replies