ugly

Hi hopefully someone can identify this for me. I’ve never seen anything like this before. I tried to manually remove it but it’s surprisingly VERY hard to scrape off even with a toothbrush. It’s a 6month old system 125 gal with a VERY LIGHT bio load(two clowns, a gramma, softies and hammers)...

Pretty new tank, started to get a build up of detritus a few days ago and now there are small bubbles forming on the sand and the rock as well. Any ideas what this is and how to fight it before they blow up?

Mods please delete

Hello, My tank is currently 2 months old, problems started a month ago, when I though that Dino appeared in the tank (phosphates bottomed to 0) and I did 5 day black out and dosing bacter7, but recently I discovered that algae on rocks turning green. Here are some photos: 1. During water...

Hi again. So my tank is around 4 months old now and been going through all the uglies. I am happy taking things slow and really not bothered about the uglies all that much. It recently went through a massive GHA bloom which I mostly left to its thing while manually removing some and it’s now...

I know they aren't too harmful to things but I just don't want to have worms burrowing into any of my corals. And Im worried about the future of my tank. I have some spionid worms in my sand bed. Anyone have any luck with creatures / fish that eat these worms, Ways to control the population, or...

My main display tank is experiencing orangish looking sand only when the lights are on. The tank has been running for almost a year now and the sand has been getting darker and darker orange. The sand that’s in the tank is Fiji pink and it was a bright white but now it’s no longer white but the...