A Glimpse Into Cold Water Coral Reefs Around Iceland

Thanks to the help of scientific ROV’s, we are not getting a glimpse into this deep dark alien world of Icelandic reefs. These corals live in complete darkness below the mesophotic zone at a depth of 600 – 2,000ft, (200-600…

Fast Growing Corals To Quickly Fill Your Saltwater Aquarium

Fill Your Tank Quickly Does your tank look like a barren rock garden, peppered with bite-sized frags? Patience is the key to keeping a successful reef aquarium but waiting around for tiny frags to grow isn’t very rewarding especially for…

CoralOne GLO Edition Magnetic Solo Frag Racks from Oceanbox Designs

We came across these glowing frag racks by Oceanbox Designs while scrolling through all your amazing reef tank content using #reefbuilders. The CoralOne frag rack is an updated glowing version of their earlier Magnetic Solo Frag Rack design. After checking…

Japan’s CoralMonster is Flexing a Ton of Great Scolies

CoralMonster is a coral dealer in Japan with a knack for scoring some high profile livestock and today we want to take a minute to appreciate their recent haul of Homophyllia australis. Better known as Scolies or Australian scolymia, this group…

Tour of our Dedicated Mangrove & Coral Community Aquarium [Video]

For virtually all of my aquarium career, mangrove trees have been a niche of the saltwater hobby that we’ve admired at arm’s length, but not anymore. As you may have seen from the early videos from the Reef Builders Studio…

Deep Sea Soft Coral Garden Discovered Off The Coast Of Greenland

Scientists have discovered a previously unknown soft coral garden in the Davis Strait, off the coast of West Greenland. They described the ecosystem in a new study published in Frontiers in Marine Science. The garden sits 1,600 feet (490m) deep. The researchers found it…

Watch Tubastrea Larvae Escape Its Parent Coral by the Tentacle

Tubastrea sun corals are by far the most common non photosynthetic coral in the reef aquarium hobby, partially because they are so common throughout their natural range in the Indo-Pacific Oceans. Since the beginning of the last century however, the first…

Global Coral Reef Week 2020 Is Happening July 1st to July 14th

Global Coral Reef Week is a virtual event where you can watch over 100 recorded talks by coral reef scientists and practitioners around the world. We love the idea of virtual conferences, especially for marine science as they provide opportunities…

Onna Coral Field in Okinawa Japan

A recent image posted by Lagoon Diving showing off Acropora growth in Okinawa had us curious to learn more about this iconic reef restoration project. The Onna coral field project started more than twenty years ago when, following a bleaching…

Surprising Growth Rates Found In Deep Water Leptoseris Coral

New research published in the journal Coral Reefs revealed unexpectedly high growth rates for deep water photosynthetic coral. The study measured growth rates of deep water Leptoseris corals in Hawaii and found growth rates between 1in – 0.3in or (25mm – 7.5mm)…