Red tube

[Chris145G]

I just have purchased a coral garden and when i broke it apart to spread around my tank on one of the rock pices i have noticed a red tubes there is 4 of them in total. Its seems that if you approache them they shrinks.

Any clue what it is. Should i try to remove them?? Thanks

 

[shred5]

No it is a sea squirt member of the tunicata family
Probably wont last anyway but they filter the water.