Title photo by R2R member Rskillz   By Randy Holmes-Farley Salinity is one of the most important parameters measured in reef aquaria.  It controls not only the salt balance between an organism and its surrounding environment, but also the levels of a host of ions Read more here…

by Meredith Presley   Do you know that feeling? That feeling when you know something bad is happening in your tank and you don’t know what to do about it? That panic deep in your gut that says “ACTION! You must do something about this Read more here…

Editor’s Note: The reef aquarium hobby is not for the faint of heart. Maintaining a complex ecosystem can be a daunting task with many variables in play that all have effect on one another. However, beyond the effort to maintain the ecosystem and address common day-to-day Read more here…

by Mike Lauderdale When I first started keeping SPS (small polyped stony) corals, I had done my research. Well, I thought I had, but as it turns out there is always more to learn and SPS corals are not all that forgiving when it comes Read more here…

by Mike Lauderdale The Pearlberry is one of those corals that most people look at and think “It’s soooo beautiful – I’m going to try my hand at keeping SPS!” For sure, this is an inspiring coral – it is one of the most spectacular Read more here…

REEF2REEF and AFISHIONADO are teaming up to bring you R2R TV! For this series, you can expect to see some of the most unique and beautiful tanks of Reef2Reef. Viewers will follow me to the homes of fellow hobbyists who graciously share their unique perspective Read more here…

November 2015 Reef Spotlight Bret Hartman (Hart24601)   Hi Everyone! What an exciting honor to have a tank spotlight! There are so many amazing systems here on Reef2Reef and honestly, I have never felt my tank was anything special to anyone, other than me. It Read more here…

The reef aquarium hobby is not for the faint of heart. Maintaining a complex ecosystem can be a daunting task with many variables in play that all have effect on one another. However, beyond the effort to maintain the ecosystem and address common day-to-day issues, Read more here…

by Randy Holmes-Farley For many aquarists, pH is not something that they have much experience with aside from their aquarium.  For many, pH is almost a black box measurement: something to be considered, but whose physical meaning makes little sense to them.  This article will Read more here…

By Bret Ashley I don’t know about you, but I’ve always been curious about how some zoas get their names.  There’s almost an art to picking one with a good ring to it.  Trying to have the name, the pattern, the colors of the zoa Read more here…