Where have the large coral colonies gone?

Recently I came across a box of slides and began looking at the shots of the many tanks I had seen over the years and several things stood out. I have been fortunate to see a lot of tanks and…

Reef aquarium secrets, good or bad, we need to share them

Coca-Cola has secret ingredient 7X. What goes into Chanel No. 5 is known by only a couple of people and we have all seen a movie where discovering the secret formula was the plot. And truth-be-told, most of us know…

My new reef tank after three months

As we have all heard time and time again patience is a virtue, and in this hobby it is pretty much mandatory for long-term success. Truth be told, it is not really one of the virtues I am known for.…

Reefer’s eye view of dying corals on the Great Barrier Reef

For the past two to three weeks, the bleaching of the Great Barrier Reef has been all over the news, and there’s hardly a day that goes by that new pictures and reports come in of how dire the situation…

UK’s Horniman successfully completes in-vitro fertilization of captive corals

The UK’s Horniman Museum and Gardens has accomplished the first successful in-vitro fetilization of captive coral when a collection of corals transplanted from Australia’s Great Barrier Reef in 2015, recently spawned. The spawning event in December that released approximately 130,000 eggs from nice corals of two…

Can the QuarionZ make metal halides cool again?

The QuarionZ is a new metal halide pendant from Damsel Lighting which hopes to make people consider metal halide lighting for their reef tanks. With a super sleek paint job, futuristic look, and a radical design departure, the QuarionZ definitely…

2015 Sumbawa Expedition teaser trailer

In a rare show of foresight, ReefAPalooza together with World Wide Corals have supported us in documenting a unique experience to share with their attendees for their 2016 conferences. For our third concerted aquarium-centric expedition to natural wild reefs, we…

Deeper look at some recent deep water acros

Let’s face it, as SPS lovers most of us we started out loving the polyp waving, the bushy, skeleton burying acros like the ORA Chips or the many varieties Acropora millepora. But over the years we’ve been privileged to see…

How to feed a coral reef tank

We can sometimes forget that corals are living animals which have a mouth and digestive system, and therefore need to eat. While the first step in keeping corals alive and healthy is a properly lit and flowed tank, feeding is…

Japanese coral video is in “supernatural” high definition

We share a lot of rare fish and exotic coral eye candy here on Reef Builders, and Japan has its fair share. There is coral “porn”, and then there are superbly close and exquisite corals that look so surreal and perfect,…