Rare Prognathodes geminus Photographed in Stunning Detail

It’s been less than two years since Prognathodes geminus was minted a distinct species from the other barred deepwater butterflyfish and today we have some of the first live images of this species in an aquarium setting. Collected by Cairns Marine…

A Realistic Video of World Wide Coral’s Amazing Collection

One of the most challenging aspects of sharing pictures or video of blue light heavy reef tanks is trying to genuinely represent the fluorescent colors of so many different coral species. Smartphone camera sensors are particularly sensitive to the overwhelming…

Absolute Ocean is ATI’s saltwater concentrate in a bottle

Here at Reef Builders we pride ourselves on covering new, important reefkeeping products. But we’ll hold our hands up and admit that this four-year-old product by ATI completely passed us by, and on both sides of the Atlantic! Readers will…

Volx Japan Grassy Wing2 comes with coral region and depth adjustment

The Grassy Wing2 is a passively cooled strip light coming out of Japan with a few neat features. It comes in one, two, and three feet long models, with length adjustable mounting legs to fit onto a tank’s side rims.…

Korallenwächter is a new German Auto Water Tester

The Korallenwächter is a new water testing machine from Germany which is designed to automatically measure the most important parameters of reef aquarium chemistry. The company Korallenwächter, bares the same name as their machine, has been developing a new concept…

Panama Aquarium offers custom colors and a closed-loop weir design

French aquarium fabricators Nosy Be Imports have launched a new reef-ready aquarium called Panama. Although available in just one 40”, 110-gallon size, Panama more than makes up for the lack of models by offering a choice of cabinet color, pipework…

Papua New Guinea is Open for Aquarium Business!

It’s been nearly three years since we first learned that the trailblazers at RVS Fishworld were planning to set up operations in Papua New Guinea. After a very healthy wait, with lots of global delays, Golden Ocean PNG Limited is…

Bali Deepwater Acros Will Forever Be Our Favorite Exotic Corals

Coral fads and species hype comes and goes – Chalice corals had a nice long run, neat Favias were hot that one year, shrooms exploded onto the scene and are still going hot, and these days reefers rave over different…

Hanna HI97105 Marine Master Multiparameter Checker

The Hanna HI97105 Marine Master Multiparameter Checker is new water testing device which combines all of the major parameters of reef aquarium chemistry into one photometric machine. The Marine Master Checker from Hanna can measure pH, alkalinity, calcium, nitrate, nitrite,…

Maxspect’s Jump protein skimmer gets a double capacity bigger brother

The company that brought us the Razor, Gyre, and Aeraqua Duo has added a new, larger skimmer model to its Jump, value equipment range. Called the MJ-SK800, the 800 model shares all of the features of the MJ-SK400 but with…