White dots with tentacles on our glass. What Are they?

Ok, we know these aren’t starfish. The body is the size of a pin head and they have tentacles that seem to keep them on the glass. They’re all over our glass I’ll try to post a picture, but they’re so small I may not get a decent shot. Any ideas? Good, bad, neutral? See more...

Please help me identify these stuff/things/objects ;)

Hi, Can someone please help me identify the following: in my live rocks these flower looking stuff started to show up, are these bad stuff – if so how to i get rid of them? I’ve also noticed these green stuff on my glass. Again, what are they? are they bad stuff to have if so how do i get...

Filter cartage, or no filter cartage..

Hey guys.. I’ve got a 8 gallon bio cube, and I had a question about the filter cartages. Everything is going fine, but I have a question about the filter cartages.. If I run without a filter cartage(which I do from time to time), what happens to the loose junk when I scrape the glass? I’d go...

white snail like spots on glass

I have just started my tank up 4 wks now have 2 asteria snails, 5 cerith snails, and some damsels and peppermint shrimp. I have noticed these white dots on my glass they start out just white then get a yellow inside and then get a snail like shape they dont move and they arent going away. Are these snail...

On a 48" tank, should I get 48" or 36" T5 lights?

I’m planning to replace the two MH lights I have with T5 lights to save on electricity & heat. So I want to get a 4 bulb retro T5 kit and attach to the inside of my canopy. But I’m uncertain if I should get 48" or 36" lights. My tank is ~110g (48w, 24h, 21d) . One reason I’m...