75 gallon display

I guess it's time for me to create my own build thread. This will be my fourth reef tank over the last 10 years (third if you don't count one crashing and then restarting from scratch) and I've been keeping fish for almost 20 years now. I recently just purchased a used 75-gallon tank with a...

Hi everyone I’ve been on a reefing hiatus for the past few years after my wife gave birth to our 2 little girls, ages 1 & 2, and my last reef tank, 40B, was 4 years in before it kind of went on auto pilot while I was taking care of two babies one after the next. Anyhow, somehow between then...

I have a 75 gallon tank. In 2 weeks I need to do a 75% water change after treating flukes with prazipro in my display tank. How do I do this, I don't have the space or bins to mix that much water ahead of time. So what do I need to do, to do this large of a water change safely for the fish. Do...

My first large marine tank. Had many smaller through the years, mostly tidepool tanks from collecting living in hawaii. Had a few bumps in the road, but im proud of this tank. I enjoy it, and its a big stress relief at the end of our bed. Friends in the tank: 1 neon dottyback 1 yellow tang 1...

Hey y'all, I'm working on the scape for my new build. Thoughts & Constructive Criticism please. Tank is 36x24x20 and I'll be running opposing Gyres

Hello all, just recently purchased a red fromia about 4-5inches across in length. 3 days later, I find this somewhat close to where the fromia hangs out. is this a pest or a fromia baby? I don't know anything about fromia reproduction, so I am very skeptical about it being a baby. help!!

Hello everyone! I'm super excited to start this thread to track the progress and pitfalls of my reef tank build! The primary purpose of this thread is to get advice from all of the members far more advanced and knowledgeable than I--and hopefully post cool pictures of colorful sticks in the...