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Penn State genetic research reveals coral and zooxanthellae evolved independently

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Reef corals and their symbiotic algae live together and are dependent on one another for survival. However, a new PSU study finds that they evolved independently, providing new insight into how corals might cope with warming oceans.

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ARTICLE

The Best Snorkeling Trip in the World?

By Richard Aspinall on Jun 12, 2014 at 10:00 AM

Richard Aspinall explores the Yasawa Islands of Fiji. He shares his amazing experience of a coral reef island teeming with vibrant, beautiful life above and below the sea.

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A Room with a View

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With a little ingenuity and a big helping hand from atmospheric pressure, you can create a water "watch tower" that appears to defy gravity. Koi seem to love it. Physics rocks!

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Part II - The Ultimate Reef Tank Lighting - AmericanReef Saltwater Tank ReefKeeping Video

By Russ Kikel on Jun 11, 2014 at 06:00 AM

In part II of the Ultimate Reef Tank Lighting Series we visit Mike Paletta 4 months after the initial installation of the new lighting system. The goal of this project remains the same, find the perfect man-made optimized light source for coral growth and coloration.

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Aquascaping on a grand scale

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A big allure of planted and reef aquariums is the art and science of aquascaping our glass boxes. But what if you had a nearly unlimited canvas? The non-profit organization Coral Guardian partners with Oceanscape to restore wild coral reefs through imaginative and inspiring reefscaping.

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Captive Spawn of the Madagascar Clownfish, A. latifasciatus

By Ross DeAngelis on Jun 09, 2014 at 09:00 AM

The Madagascar Clownfish is one of the rarest Amphiprion spp. both in captivity and in the wild, so it is with great excitement we document what may be the first captive spawning event of A.latifasciatus.

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Feeding juvenile corals brine shrimp drastically increase their growth

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A new research proves just how important captured food is for photosynthetic reef-building coral (at least Pocillopora). Juvenile specimens exhibited almost cubic increases in growth and survival when they were fed Artemia salina regularly for 24 weeks prior to transplantation.

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What eats a Great White Shark?

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An electronic tag of a 3 meter great white shark washed ashore. The data it gathered is the stuff of nightmares, showing the shark had rapidly plummeted to a depth of 580 meters (nearly 2000 feet)! At that depth, the temperature sensor jumped from 46 degrees to 78 degress F where it remained for eight days at varying depth before returning back to sea temperature. Something had dragged the apex predator (or at least the sensor) down to the abyss ... and ate it!

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Biotech firm and conservation organization seeks your help for coral research

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Symbiotechs, a company "specialized in the sustainable sourcing and innovative screening methods for faster drugs discoveries from corals," and the non-profit reef conservation organization Coral Guardian are seeking crowd-source funding to study TGFB-Beta molecules in corals.

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D-D issues statement clarifying the recent Giesemann PowerChrome T5 announcement

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After Giesemann announced their new PowerChrome T5 bulbs, there has been some confusion regarding the status of the pre-2014 T5 PowerChromes. D-D, the creator of Giesemann's former PowerChromes, wants aquarists to know that while their partnership with Giesemann has ended, D-D's popular T5 bulbs are still available and should not be regarded as "last gen" technology.

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BLOG

Social Behaviors in Fish, Part 1: Social Systems and Sex Change

By Ross DeAngelis on Jun 04, 2014 at 09:00 AM

We welcome Ross DeAngelis to our writing team. Ross is currently researching clownfish behavior at the University of Illinois and has recently worked with cichlids at the University of Texas. In the first article of his multi-part blog series, Ross describes the interesting social systems and related sex changes amongst fish.

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Like finding money in your couch cushions ...

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Only instead of couch cushions, we're talking about a reef in the Lower Antilles. And instead of money, we're talking about a relatively rare Caribbean Acropora, A. prolifera. Scientists discovered an unexpected, new, large and healthy A.prolifera reef that wasn't there in 2011.

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Reefkeeping: Old School vs. New School

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These two recently uploaded videos show us the clear contrast between "old school" reefkeeping versus "leading edge" reefkeeping. It also shows us that (as with nature) there is more than one definition of beauty. Different strokes for different folks. Which aquarium is more to your liking?

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3reef.com is back online with a brand new website

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Our friends at 3reef.com have been down for the past week gearing up for a major site upgrade. They're now back online with a completely new and modernized website. Their hard work definitely paid off.

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Yes. It's another Red Sea dive video

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We're about three Red Sea articles away from renaming our website to CrazyForTheRedSea.com. This new dive video affirms what Advanced Aquarist readers should know by now: the underwater landscape at the Red Sea is as surreal and serene as it is breathtaking. Even with its muted colors, the beauty of its exotic shapes is undeniable.

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