An Ultra-Low-Nutrient System for Acropora and other SPS

Welcome to the next level of coral care. By now I am assuming you have at least understood all the key general practices to maintain some of the hardier corals, from soft corals to large-polyp stony (LPS) corals to some…

Survival of the Fittest of Aquarium Corals

To paraphrase what Charles Darwin wrote approximately 150 years ago, survival of the fittest is the process of natural selection that allows living things to have the greatest likelihood for producing successful copies of itself in the future.  So I’m guessing…

The Reef Aquarium After Hours: Four Reasons to Keep That Flashlight Handy

Anyone who has done any night diving knows that nighttime activity on coral reefs is very, very different from what goes on there during the day. A dramatic “changing of the guard” occurs, with diurnal fish seeking refuge in the…

Bubble King Supermarin 300 use a combination of constant and controllable pumps

The Supermarin 300 is Royal Exclusiv’s new beast of a protein skimmer with not one, but two of their world famous Red Dragon pumps. The 16 inch diameter body of the SuperMarin holds a cone within a cone, with the…

2013 recap: Top six breakthrough aquarium fish

2013 is ending really soon and as always, we have our yearly recap on what’s hot in the aquarium scene. Before this year, these fish were almost always either unknown of, or simply classified as “book fishes”. Today’s post will feature…

Revisiting the refugium, or more accurately, the macroalgae scrubber

A lot of trends have come and gone in this hobby. As folks shake up their zeolite reactors and add a carbon source, the idea of a deep sand bed and refugium seems like a long forgotten memory. Much to…

Meet the Bubble King Double Cone 150

The Royal Exclusiv Bubble King Double Cone 150 is the newest member of the company’s line of quality protein skimmers. Since the release of the Double Cone skimmers in 2011, these have been a welcome addition to the Royal Exclusive…

Boris Bielan’s Azoox system is 800 gallons of non-photosynthetic coral heaven

There are azoox aquariums and then there are massive azoox aquariums. At a little over 13 feet long by 39 inches by 26 inches, Bories Bielan’s azoox system falls into the latter category. Based on scale alone this is perhaps…

Estherea reef video shows that the Dutch are some of the best reefers in the world

At Reef Builders we got mad love for the Dutch reefers and we’ve featured Tanne Hoffe, Leo Den Breejen, Pieter van Suijlekom (6 meter Pieter) and the Estherea Hotel, the latter of which has just been given a proper video…

Royal Exclusiv White Line pumps for when you need serious water power

The Royal Eclusiv White Line fo water pumps is a new reorganization of the top end Red Dragon 4 and Dreamliner pumps which are targeted at extreme flow where only an external motor will do. The White Line water pumps…