Why and How to Quarantine Saltwater Fish 

One of the dirty little secrets of the hobby is that fish a large number of fish come with parasites. Even though most of them look healthy when we buy them, and who would buy a sick fish, the stress…

Reef Tank Basics: What you need to know before you start

Brand new to the reef aquarium hobby? Well don’t fear as you’re in safe hands here at Reef Builders, and it’s the best hobby in the world. Let’s start with some of your frequently asked questions on the absolute basics…

Today is World Aquarium Day 2023

February 20, 2023, is World Aquarium Day, an initiative created by world-renowned aquascaper Oliver Knott to celebrate and honor “the best hobby in the World.” We’re biased but we’d be inclined to agree with Oliver, so today we encourage you…

Our choice of tanks supplied with lids – Reef Builders Gear Guide 

Our way of reefing overwhelmingly favors open-topped tanks. They are easier to light, keep cool, and maintain, but due to jumping fish, evaporation, and rising heating bills there will always be a demand for saltwater aquariums with closed hoods. Here…

Transfer Your Freshwater Skills And Setup Your First Saltwater Aquarium

Making the switch from freshwater to a saltwater aquarium is easier than you think. If you already have the skills to maintain a freshwater aquarium you only need to familiarize yourself with a few new techniques, additives, and saltwater aquarium…

Marine Aquarium Issue? Give the Fix Time to Take Effect

There’s an oft-repeated adage in this hobby that you can take to the bank: “Only bad things happen quickly in marine aquariums” (or some variation upon that general theme). In other words, while problems in marine aquariums seem to crop…

Real Reef Teases Murdered Out Black Live Rock

Live rock, whether wild or manmade is only supposed to come in a few familiar colors, usually shades of green and purple for the real stuff and white to grey for the manmade stuff, sometimes solid purple. Real Reef pioneered the…

Saltwater Aquariums: Strategies To Keep Your Aquarium Clean and Healthy

Saltwater aquariums aren’t just a home project; they’re living, breathing ecosystems that require more care than simply filling a tank with some water, adding a few plastic trees, and letting your salt water fish inhabit this new, alien landscape. Saltwater…

How to Lower Excessive Nutrients in a Saltwater Aquarium

Nitrates and phosphates are beneficial in small amounts but problems can arise when they increase. Excessive nutrients fuel algae growth and can stunt the growth of corals. Low nutrients will keep your corals growing fast and healthy and keep your…

Volunteer Opportunity in Tela Honduras
Volunteer in Tela Honduras Are you a saltwater aquarist looking for adventure? The Tela Marine Research Center in Honduras is looking for a volunteer aquarist to help manage the first and only public aquarium in the country. The aquarium in…