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Loss of Large Predators Has Caused Widespread Disruption of Ecosystems

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Conservation efforts are usually aimed at the preservation of habitat and the organisms that form the foundation of the food pyramid because we have a tendency to view ecosystems from the bottom up. However, a recent study published in Science tells us that the preservation of predators plays just as crucial a role. The Scripps Institution of Oceanography has issued a press release describing the top-down effects of apex predators in ecosystems.

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Taiwan tightens laws against shark fin hunts

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Shark fin is considered an Asian delicacy steeped in culinary tradition and lore. In modern shark fin hunts, fisherman often remove the fins on board their ships then discard the remaining shark (still alive) overboard. Taiwan will be the first Asian government to outlaw this barbaric practice.

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The Alternative Reef Donates Aquarium Setup to Special Needs Classroom

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The owners of The Alternative Reef are going above and beyond the call of duty by reaching out to do something special for children with special needs.

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Sleeping with the fishes ... literally

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Looking for the ultimate tropical getaway? Consider the Conrad Maldives Rangali Island resort. Five years ago, they opened the world's first undersea, glass-enclosed restaurant. 12 diners can enjoy their meals with the company of vibrate reef life 16 feet below the waves. To celebrate their anniversary, the resort converted the restaurant into a private bedroom suite. Here are some spectacular photos of this amazing resort!

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Tunze issues press release for their Turbelle Stream pumps

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Tunze has issued a press release in response to the "Experimental Comparison of Measured Flow Output of Aquarium Propeller Pumps" article published today in Advanced Aquarist. A key passage of the press release reads: "At this point we conclude that the study is correct for the flow produced by the actual pump itself and we will improve the pumps in a retrofittable manner."

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ARTICLE

Feature Article: Experimental Comparison of Measured Flow Output of Aquarium Propeller Pumps

By Michael Sandford, William Straka, Sanjay Joshi on Jul 13, 2011 at 08:00 AM

Hobbyists have seen significant advancements in the range of aquarium circulation pumps available over the past decade. While all manufacturers provide a flow rate for the pumps, it is not clear what methods have been used to arrive at the numbers. Further, different manufacturers may use different methods. We have presented a standard method that we hope can be adopted by the manufacturers thus enabling a more accurate and verifiable approach.

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Just how important are Cleaner Wrasses to reef ecosystems?

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Answer: VERY. A recent study published in PLoS ONE concludes that when cleaner wrasses are removed from a reef, reef fishes were much smaller, much less abundant, and much less diverse. If their high captive mortality rates weren't reason enough to dissuade aquarists from purchasing cleaner wrasses, this study should convince everyone why they should never be collected.

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Peppermint Angelfish video

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The only-known captive Peppermint Angelfish (Centropyge boylei) is alive and well, and there's video to prove it. Glassbox Design recently shared a Japanese video of this ultra rare, ultra expensive, and ultra beautiful angelfish.

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How to Avoid Going Green in the Reef Aquarium

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Green corals can be both beautiful and fascinating, but their overabundance in the aquarium hobby has led many reef tanks to be dominated by a single color. By avoiding various shades of a single coral color and understanding how corals grow and interact with each other in the aquarium, hobbyists can prevent their tanks from becoming an eye-sore.

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Not all sponges filter feed. Some are carnivorous!

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Asbestopluma hypogea is to sponges what the Venus Fly Trap is to plants. Unlike the vast majority of sponges that filter feed, this rare carnivorous poriferan captures small crustaceans using filaments covered with hook-like spicules ... like velcro! The recent discovery of this rare species in the Mediterranean has prompted conservation measures.

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Advanced Aquarist wallpaper #8

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Coral reefs celebrate life with dazzling displays. Here is the eighth installment of our HD wallpapers. James Wiseman (www.reefpix.org) brilliantly frames a breathtaking reefscape filled with colors and shapes more spectacular than any pyrotechnics.

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Jellyfish shut down 3 nuclear power-plants

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Jellyfish just might pose a greater security risk to nuclear power-plants than terrorists! In the span of three weeks, jellyfish have shut down three separate nuclear power stations: One in Japan, one in Scotland, and one in Israel.

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Ecotech Coral Glue now available in a smaller size

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On April 1, 2011, Ecotech introduced their new Coral Glue to the market: A triple distilled, super strong, quick-setting cyanoacrylate gel sold in a squeeze bottle with an ingenious non-clog tip. The glue was initially only available in a large 295ml bottle. Ecotech is now offering their Coral glue in a smaller 75ml bottle.

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ARTICLE

Aquarium Fish: In Praise of the 'Beauty'

By Richard Aspinall on Jul 07, 2011 at 08:00 AM

The Coral Beauty deserves its reputation as one of the best and easiest to keep Dwarf Angels, it is so often seen as THE Dwarf Angel of choice, passed over perhaps only by the slightly more expensive Flame Angel.

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Harlequin Filefish masquerades as Acropora

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The Harlequin Filefish (Oxymonacanthus longirostris) is not a commonly kept reef fish because it is a corallivore with a diet consisting mainly of Acropora polyps. But have you ever wondered why this unique species is colored and shaped the way it is? And what's with the oversized first dorsal fin?

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