What is on this hermits shell??

[russ13]

They look like little flowers ???

 

[cloak]

Colonial Hydroids most likely. (not good)

http://www.lionfishlair.com/hitchhiker.shtml

 

[Bonefied_reefer]

Kinda hard to tell in the picture, I have snails and hermits with tiny feather dusters all over them. If it has a hard tube coming off the shell and then the frilly bits it's just lack of light.