Not sure whats wrong,

[Pineaple]

I've had this fish tank going for around 6 months now and its a 29 gallon Biocube. I clean it and not even 12 hours later, it looks like this but all of my levels seem fine... please help!

 

[jenkinscrew2578]

I would assume high phosphates. What is your test reading?

 

[psirex]

Check your nutrient parameters.....

Do a massive water change if needed.......

 

[psirex]

More details about the setup please

 

[Pineaple]

It was my phosphates thank you! I put some Pura PhosLoc into my tank and It should get better soon along with a water change. I just have a 29 biocube with filter floss, a filter sock with carbon and now the phoslock.