By Leonard Ho Click through to see the images. Background In 2012, the environmental activist group The Center for Biological Diversity petitioned NMFS to list seven pomacentrids (damselfish and anemonefish) under protection of the Endangered Species Act (ESA). These species are: Amphiprion percula Chromis …

By Leonard Ho Click through to see the images. Earlier this year, a study led by Dr. Tim Wijgerde concluded red light actively represses chlorophyll a and zooxanthellae growth in Stylophora pistillata whereas blue light appears to do the exact opposite. Dana Riddle also continued Read more here…

By David Bowers 412 gallon reef display in Dave Bowers’ marine lab classroom In the first two parts of this series, we talked about how ozone can function as a powerful tool in keeping your reef aquarium water very clear, how it can boost your Read more here…

By Richard Ross Click through to see the images. Back in March, I wrote about Chad Vossen feeding a platinum clownfish that was to be culled to juvenile Dwarf Cuttlefish, Sepia bandnesis, and talked about how clownfish destined to be culled might be a great Read more here…

By Jeff Kurtz The Colorado Convention Center was home to MACNA 2014 Denver, Colorado, situated a mile above sea level, might seem like an unusual host city for a conference focused exclusively on marine aquaria, but this year’s Marine Aquarium Conference of North America (MACNA), Read more here…

By Leonard Ho Click through to see the images. Inspired by James Fatherree’s wonderful mixed reef aquarium we published earlier this week, we decided to look for other examples of great reef aquariums housing a mixture of soft and stony corals. While pure stony (mostly Read more here…

By Albert B Ulrich III How to feed Corals in a Reef Aquarium Feeding the corals in our reef aquariums is both an art and science. Marine biologists study corals in their natural environment, under “perfect” conditions. We use their research findings to provide our Read more here…

By Shane Graber Click through to see the images. From the Massachusetts Institute of Technology Coral organisms use minuscule appendages to control their environment, stirring up water eddies to bring nutrients Conventional wisdom has long held that corals — whose calcium-carbonate skeletons …

By Jeff Kurtz Certain marine fish are so uncommon in the aquarium hobby yet so beautiful to behold that they fetch an absolutely mind-blowing price (sometimes in the many thousands of dollars for a single specimen) when they do make a rare appearance in the Read more here…

By James W. Fatherree Click through to see the images. While water flow is great, there are few pumps, and they aren’t eyesores. Really, you can only see one when looking at the aquarium and it’s not particularly noticeable, which I like very much. I’m Read more here…