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Supporting Our Ukrainian Aquarium Family

The invasion of Ukraine has many costs and among them is an economic hit to affected industries so we want to promote reefing companies that are doing their best to hold on…

Another Cautionary Tale About Zoanthids [Graphic Warning]

Hi, my name is Taï from Paris, I’ve been in the hobby for more than 10 years now and I wanted to share with you a scary and dangerous experience regarding my reef tank. I used to collect zoanthids to…

Flashing Blue Tang Can’t Decide its Coloration

The flashing blue tang is a very unusual specimen of Paracanthurus hepatus which is unlike any surgeonfish, or any other fish we’ve encountered save for one. This strongly aberrant individual is mostly normal in the front half of the body but…

Automatic Frozen Fish Food Feeder Dropping Summer 2022

The Automatic Frozen Fish Food Feeder (AF4) by InD Creations is a radical aquarium device which is slowly moving further away from a concept and inching ever closer to reality. This company and its device first hit our ‘new reef…

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10 Different Skimmer in use at the Reef Builders Studio [Video]

Protein skimmers are a piece of technology which is unique to saltwater aquariums and they’ve been employed as a tool to clean the water in our hobby for decades. There’s many different ways to combine the mixture of fine air…

Illumagic piXel paints a picture of new LED possibilities

Taiwanese aquarium lighting company Illumagic has teased their latest LED release, the piXel. At first glance, these small, round LED pucks look like those used to populate both the Blaze X and X4 fixtures but with piXel the PCBs have…

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Window Shopping Some Great & Affordable wysiwyg Coral Frags

It’s been a really long time since we shared some interesting and unique corals from around the web. With more online coral vendors than ever before we only got through a few pages of google search results before we had more than…

EU wrasse imports jeopardized due to catch-all disease restrictions

Reef Builders has learned that the import of all wrasses into Europe has been restricted. Fish health authorities have confirmed that wrasses and their relatives within the family Labridae are now only allowed to be exported to the European Union…

Slide-Loc Quick Release Lever will Transform Reactor Maintenance

The Slide-Loc Quick Release Lever is a novel invention that has the ability to finally make those pesky nylon screws and keyhole flanges an endangered species. Newer and small media reactors can get away with using small screw-on and twisting…

Captive Bred Interruptus Angelfish aplenty at SDC-ERI

The interruptus angelfish is one of the most unique and interesting of all Centropyge but they are very rare in the saltwater aquarium world. Hailing from the northwest Pacific Ocean most of the few specimens collected from the wild are…