Overflow boxes are one of the most iconic, aquarium-hobby specific devices which has been helping turbo-charge reef aquariums for decades. However, after years of stagnation we’re starting to see a big shift in the way overflow boxes are made, and…
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Coral Reefs in the 21st Century: Reasons to Hope and to Despair
International Aquarium Congress | Day 3 We’ve all heard the doom and gloom reports of dying, degraded, bleached reefs, but is the situation really that bad? Dr. James Guest gave a keynote address to Congress delegates to discuss reasons for…
The Many Benefits of the Reef Aquarium Sump
I hate clutter. Unfortunately, clutter and reef aquariums come hand in hand, especially as the devices start to pile up. Want to add a calcium reactor? Get ready to deal with power cords going to the main pump, the feed…
Profilux 4 – GHL Updates its Flagship Aquarium Controller
The Profilux 4 is an exciting new update to GHL’s flagship aquarium controller. Earlier this year GHL announced three new models of the barebones Profilux Mini, Light and Terra, but it seems that GHL was also working to give us…
NASA to study Great Barrier Reef by air
NASA is taking to the sky to help do an extended study of Australia’s Great Barrier Reef. The two-month study is part of the space agency’s COral Reef Airborne Laboratory (CORAL) mission. By collaborating with Australian researchers, the plan is to…
ReefGrow Launches the First Basic Aquarium Magnetic Stirrer
Magnetic Stirrers have not yet become widespread in the aquarium hobby but that’s about to change with a new device from ReefGrow. The new magnetic stirrers from ReefGrow are the first basic stirrers that turn on and off, and don’t need…
Jumpstarting a reef tank after a long break
With Labor Day fast approaching, vacations winding down and the kids going back to school, it’s a sure sign that the end of summer is upon us. And with Fall and the colder weather, many of us start spending more time with…
The Deep Dive on Reef Aquarium Lighting, Part 2: Lighting Technologies
I get asked fairly often what light is the best light. Unfortunately, there is no right answer. First off, there is the difference in aesthetics. That is a purely subjective decision that only hobbyists can make for themselves. Most of…
The Deep Dive on Reef Aquarium Lighting, Part 1: Zooxanthellae, Color Temperature, and Light Intensity
Lighting is important because it directly affects how we visually enjoy the hobby and, more importantly, the vast majority of the corals in our tanks are photosynthetic. In this two-part article, we will first cover some of the basics of…
Fish pee is essential to the health of coral reefs
A study published in the journal Nature Communications suggests, that urine from big fish is essential in maintaining healthy coral reefs. Researchers found that reefs with more large predatory fish had healthier levels of phosphorus, from fish pee, compared to reefs depleted…
