It Might Be Old, but the SCWD is Still Cool

If you’ve never heard of the Switching Current Water Director, aka the SCWD (pronounced ‘squid’), congratulations because you’ve been a reef hobbyist in in a very different era or reef keeping. Before we had all the digital bells and wireless…

Clover Nozzles Dramatically Improve Flow Coming from Outlets

A clover nozzle is an old school trick which never really had a name but has been independently created for a wide range of applications, but not limited to aquariums. Water flow is one of the most paramount details of…

Nothing Rivals the Tunze Wavebox For Real Oscillating Wave Action

We’ve been testing quite a few wave making machines in the last few months since we are now producing a large amount of corals inland, especially Torches, Branching Hammers and Frogspawn. We were looking for a correct way to balance…

How to Hide Your Water Flow Pumps

Aquarium flow pumps have come a long way in recent years and we love seeing them during unboxings and generally appreciating them as self confessed reef gear junkies. However once they go into use on our tanks, we definitely don’t want to…

A Nice Long Reefing Discussion With Brazil’s Super Reef

Super Reef is a Portuguese language reef aquarium channel on YouTube with Edo Viega. Over the last few months this Brazilian reefing content creator has been amassing interviews with saltwater fish and coral gurus from all over the world, with…

The Quest for Ludicrous Aquarium Water Flow

My path in the larger reef aquarium world began with college studies of the interaction between light and water flow, culminating in a water movement pattern that I introduced as ‘Gyre Flow’. Back then It sounded silly describing aquarium flow…

Building a Massive Closed Loop for the 400 Gallon Hardline Reef

There once was a time that every serious large reef tank was on track to become outfitted with a closed loop for providing water flow throughout the aquarium. Right before any kind of propeller pump became not only an option but…

MackFlow1 Dual Output Pump with Built-in Flow Alternator

The MackFlow1 is unlike any single pump we’ve seen before, but its features do remind us of several different products. Developed in Australia and debuted at Reefapalooza Orlando last weekend, the MackFlow1 is the first product from Mack Aquarium Solutions. …

The CoralVue Hydros, a ‘WaveEngine’ for Busy Reef Tanks

The CoralVue Hydros is an interesting new device that the company is calling a ‘Wave Engine’. With so many of our aquarium pumps using DC motors and being controllable, we have a cornucopia of controllers, cables, wires and power bricks…

Gyre XF330 Review – Turbine Pumps Reach Their Full Potential

The Gyre XF330 is the smaller of two new second generation water movers from Maxspect, a company which was once only know for LED aquarium lighting. It’s hard to imagine it’s been only four years since the novel Gyre pump was…