#tank build

I just set this tank up. Just noticed the water level is not even. Should I be worried. Tank has a leveling mat underneath. Not really doing its job as you can see.

I inherited a 56 gallon Uniquarium tank with a built in Sump system from a good friend. dimensions: Full tank size: Sump area: 4” D 24” H 36” W Swimmable area: 10.25” D 24” H 36” W The pump sits above a sponge and some ammonia reducing media. The water then passes through a protein skimmer...

I’m new to saltwater tanks. A few months back, my girlfriend and I wanted a fish tank so we bought a 37 gallon tank from pet smart. After I bought it, I immediately wanted to make it a saltwater tank. I upgraded to a fluval 307, and all the other goodies. A few weeks ago I went to the fish store...