Clear sacks on glass

usmc121581

I don't think there bad. But I was wondering what they can be. They are tiny little clear sacks with a little white dot in the middle. I have seen them on other peoples tanks but know one ever knew what they were, and I would like to know what they are. Next time I get some on the glass I will try and get a good pic. I will wipe them off and they will return. They'll go away for a while then return for a couple weeks.

Ziek

they could be copapods. i know sometimes if there are alot of them they start going on the glass. they are extremely tiny crustaceans that most fish like to eat. dragonnets and scooter blennies make a diet of them and often nothing else so a large amount of them is a good sign. can't be sure what they are without seeing them

caferacermike

It's hard to tell by the description but it could be snail eggs and or little tunicate sponges. My tank will burst with them about once every 4 months and then a month later they all disappear.

White98SVT

I have some sacks or what appear to be small bubbles on my live rock but they are a very dark green color. Any ideas on what those are?

caferacermike

Dark green, almost clear? Bubble algea. Not much will touch it. Clean water is the best rememedy, Emerald crabs might do it.

White98SVT

Cool...it's not really a problem as there are only about 2 bubbles. I was just curious.

usmc121581

It can spread quick, so I would try to get it out of the tank.

White98SVT

By hand or by water changes?

usmc121581

Do your normal water changes and then try to grab the bubbles and rip them off the rock. if you have a sump you can put them in there.

caferacermike

If the rock does not have anythign of value on it remove it from the water for 2 weeks. That will do the trick.