beginner build

Thought I better document my first foray into reefing in the hopes that A. Maybe someday someone will encounter the same issues I inevitably will (along with probably hundreds of others already on this site) and get something out of it and B. I can list greatly reduced costs in here so I can...

Hi! I'm Igor, an absolute beginner, and this is my tank: Tank: Waterbox Cube 25 Peninsula Started: March 30, 2025 (cycled with Modern Reef Nitri-Bac and AmmoMix) Display: Sand: 9 kg/20 lbs Caribsea Arag-Alive! Fiji Pink + 1 kg/2,2 lbs Caribsea Aragonite Special Grade Rock: 5 kg/11 lbs...

Hi yall! I figured it’s time for me to start a build thread as I continue with newfound addiction to saltwater and coral keeping. I’ve always kept freshwater tanks and wanted to start another tank that my girlfriend would enjoy, she ended up setting her eyes on saltwater because of all the...

So I live in Sweden and here, we do have really clean water that we drink. But I am really confused on if I should get a RODI system as we have really clean water and i've heard of some people here keeping corals without using one. I am new to the saltie hobby and just want to know if it's...

Hey everybody, I’ve been keeping freshwater all of my life, always wanting to have a saltwater tank and now I’m finally able to. I want to stay on a budget but still buy something that is good quality. I’d say my limit is around $300 since I want to get something nice but also keep the price...

Hello everyone! After years of admiring saltwater tanks and never having the means to keep one, I finally have my first pair of clownfish and corals! Just wanted to thank people here who helped me and answered every silly question I had! More silly questions to come but for now im enjoying it...