#pleasehelp

Tank is Redsea Reefer XXL 625. Bought second hand over a year ago and has been set up for just as long. I have the additional center brace installed. Will it leak or do I closely watch it and see if it does?

Please help!!!!!!! I don’t know if this is ick or lympho

VIPARSPECTRA 165W LED Aquarium Light Dimmable Full Spectrum LED mm What do you guys think about this light im looking to get something like this this but don’t want to waste my money please help‍♂️‍♂️‍♂️

I've just started my first reef tank and about 3 weeks into the cycle. I am now encountering a problem. there is brown filaments growing all over everything. Its growing over my Xenia and Macro algae's. My emerald crab seems to have taken some interest but is very slow. What should I do? PS no...

So my beautiful Blue Hippo Tang has an eye that is white, and is protruding on her left side. Yesterday she did not have it, but today when I got home from work I went to feed them, and her eye is white and looks like she has something covering her eye. I’m freaking out! My fish are not just...