Since the dawn of mini reef tanks, exporting nutrients to keep aquarium water clean has always been one of the most important tasks to having a successful, thriving tank. Between activated carbon to p…
Vast Halimeda ‘Bioherm Reef’ Discovered Behind the Great Barrier Reef
Scientists from James Cook University, University of Sydney and Queensland University of Technology have just discovered a vast Halimeda reef hiding in plain sight. Halimeda is a green macroalgae comp…
Ultra Reef Macroalgae and Media Reactors will be quick to service
Ultra Reef has an innovative new design for a media reactor with an optional conversion kit to transform into a macroalgae filter/reactor. The design and craftsmanship of Ultra Reef aquarium equipment…
Reefs In Decline
I have been lucky in my life to have had the opportunity to dive in some of the prettiest and most diverse underwater habitats on earth. Without exception, the nicest dive sites are far from civilizat…
KoralSea live macroalgae, copepod products and more
KoralSea is an interesting marine aquaculture company from Ireland that supplies live foods like copepods and live macroalgae to feed your favorite marine critters. The company’s tagline is R…
Salty Q&A: Is a Sump the Same as a Refugium?
Question What exactly is the difference between a “sump” and a “refugium” (assuming there is a difference)? These are terms I didn’t hear in my 30-plus years as a freshwater aquarist, but I’ve heard t…
Unique Corals unveils new Pax Bellum N12 nano chaeto reactor
The Pax Bellum Chaetomorpha reactor is one of the more interesting new products to hit the aquarium scene last year. To date most of the Chaeto-filters from Pax Bellum have been made for rather large …
A.R.I.D. chaetomorpha macroalgae scrubbers from Pax-Bellum
The marine aquarium hobby is always on the lookout for ever simpler and more effective ways to reduce nutrients in our tanks. The A.R.I.D. devices from Pax-Bellum are a new way to apply intensive macr…
SEA Aquarium has the most gigantic ball of spinning Chaetomorpha algae
It’s no secret that I am personally not a fan of the kitchen sink approach to creating a “refugium” with all the sands and cruddy algaes that usually build up there. I and we, are ve…
The Many Possible Purposes of the Saltwater Refugium
“Refugium” is a hobby term that resists easy definition. This is probably so because, unlike most aquarium accoutrements—heaters, powerheads, protein skimmers, lights, etc.—there’s no single, readily …