Help ID this crown-like thing

[JL2309]

Hi all,

Just started a new tank. Found a number of crown-like thing on the rocks. Please refer to attach picture. Its brownish and white in colour. Could it be Aiptasia? Need to remove?

THanks.

[Terryz_]

Hi all,

Just started a new tank. Found a number of crown-like thing on the rocks. Please refer to attach picture. Its brownish and white in colour. Could it be Aiptasia? Need to remove?

THanks.

Feather duster worm... Just ignore..

[samchenz]

Hi all,

Just started a new tank. Found a number of crown-like thing on the rocks. Please refer to attach picture. Its brownish and white in colour. Could it be Aiptasia? Need to remove?

THanks.

This should help...

http://www.liveaquaria.com/product/prod_display.cfm?c=497+504+539&pcatid=539