Something growing on live rock

[Hiimscott]

Hey guys, I have noticed something new growing on my live rock, I've had it in my tank for just over a week now. I first had some sponges pop up now these are popping up on basically every rock I have, any idea what they are?

 

[vetteguy53081]

Hey guys, I have noticed something new growing on my live rock, I've had it in my tank for just over a week now. I first had some sponges pop up now these are popping up on basically every rock I have, any idea what they are?

Looks like a popular macro algae called codium

 

[Hiimscott]

Looks like a popular macro algae called codium

Are they a good thing?

 

[Griffin Bentley]

If they're hard to the touch, they're probably vermetid snails.

Little hard tubes everywhere

These tube grow EVERYWHERE in my tank. Rocks, walls, equipment, pumps, canister filter.... Just annoying really. I have never seen anything stick out of them. Nothing like a worm or fan. Not to say there is nothing in there I just have never seen it. The are tiny and don't seem to get...

www.reef2reef.com

 

[EeyoreIsMySpiritAnimal]

If they're hard to the touch, they're probably vermetid snails.

Little hard tubes everywhere

These tube grow EVERYWHERE in my tank. Rocks, walls, equipment, pumps, canister filter.... Just annoying really. I have never seen anything stick out of them. Nothing like a worm or fan. Not to say there is nothing in there I just have never seen it. The are tiny and don't seem to get...

www.reef2reef.com

There are no visible shells... And they're green