ID please

[garethwood]

This lil guy has been growing in my tank 4 about a month.. it doesnt move, i pressume its a wormy filter filter but its starting to look more slugy..

Friend or foe ?

 

[cloak]

Are you referring to that white thing? If so, it looks kind of like a Vermetid snail.

http://www.reefkeeping.com/issues/2005-01/rs/index.php

 

[C.Eymann]

Looks like a type of nudibranch/ slug , note the little antennas.

 

[garethwood]

Yes thankyou thats exactly what it is : )

 

[garethwood]

Vermedit snail seems to match.. at first i thought filter worm but its started looking like a slug.. im pleased its a snail ill leave it alone

 

[C.Eymann]

Ah I missed the part where you said it didn't move.