Gotta worm - good or bad

[sandy]

Okay, I know I have a bristle worm (red)... but just saw one an inch or two long... skinny, dark purple or black/blue with white stripes.
What is it? Gotta pic or a link?
Sandy

 

[sandy]

Anyone?

 

[farieslayer]

i heard people say on this forum, they eat detrius, i have 2 in my tanks it came with the lr, so far no trouble.

 

[sandy]

Thanks. It gotta name?