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RVS Finds Yellow Tangs, Noble Anthias, and More at Calayan Island, Philippines 

Keen fish watchers will have seen wild-caught Yellow Tangs on the social media feeds of RVS Fishworld, along with stunning Masked Swallow Angelfish and rare Anthias. But with the Hawaii fishery still closed for collection where did the Yellow tangs…

Reef Builders Celebrates its 20th Anniversary!

Reef Builders, the World’s Biggest Reef Aquarium Blog, is celebrating 20 years since its conception. Founded in 2004, Reef Builders’ original mantra was to “obsessively cover the saltwater aquarium industry,” and 14,830 articles, (and twenty years later,) it’s still doing…

Biota adds Yellow Herald Angelfish and Shortfin Pipefish to its Captive Breeding Successes

Every day is a good day when we hear of saltwater fish being bred in captivity, and Biota has announced that it has added not one but two new species to its growing portfolio of captive-bred fish.  First is the…

G2 XXL is Red Sea’s Biggest Max Nano Ever

Red Sea has just launched a new All-In-One reef-ready aquarium model called the Max Nano G2 XXL. The first thing to note is that at 35.5”/90cm long, and 53 gallons/200 liters capacity, it’s NOT a Nano tank, but it brings…

New Fish Species Discovered: “The Grumpy Dwarf Goby” (Sueviota aethon)
Only a week has passed since researchers released exciting news announcing the discovery of a new fish species determined to belong to the Gobiidae family. The small fish, measuring 9 - 17 millimeters in length, was identified in the Red…
Gold and Green Scoly Shows Us How Good Homophyllia australis Can Be

We’re no strangers to exceptional quality, high-end Scolies here at Reef Builders, but this yellow and green example is so bright, unusual, and captivating that we can’t help staring at it. Pictures were sent to us by Kevin Lu at…

Algae – The Solution to All Your Problems

I know what you’re thinking. Why would I keep ALGAE on purpose? Much less buy it to PUT in my tank?I would have agreed with you almost 15 years ago. When I got my first saltwater fish tank as a…

Insane Collector Heliofungia’s Land at Frost Corals

If you’ve ever been to a coral show, you’ve likely run into Frost Corals, who frequents nearly every trade show on the circuit. This week, he got in some truly special Heliofungia, the quality of which is rarely seen. First,…

Xodis becomes ATI Distributor for the UK

When we heard that ATI and Nyos had merged, it wasn’t so much the consumer implications as the trade that interested us. As separate companies, ATI and Nyos had separate distributors in some countries, and now that they are one,…

A Research-Based Approach to Dendrophyllid Corals

Though the overwhelming majority of articles intended to be applied as guidelines for marine aquarists are based on anecdotes and present personal, undocumented evidence as husbandry guidelines and recommendations, an explanation as to ‘why’ a technique or practice works is…