what appears to be a baby feather duster?

[charlesp123]

Agreed?

 

[charlesp123]

he is less than a 1/2" long and came in on some live rock I purchased. Took this with my phone zoomed in

 

[ErinCahir]

Minifeather duster. Good little hitchhiker.

 

[charlesp123]

do you know how large they get?

 

[Big K]

I have one the size of a nickle in my tank. Tiny ones as well all over the tank. Red ones too.