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A new Hawaiian deepwater anthias named after President Obama

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Tosanoides obama is a new deepwater basslet/anthias from the Northwestern Hawaiian Islands. It was named after Obama, who in 2016 expanded the Papahānaumokuākea Marine National Monument to become the world's largest protected marine reserve.

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Baby cardinalfish have internal magnetic 'compass'

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The ocean is a big place, and without any sun or moonlight, how are baby reef fish suppose to find their way home? It turns out cardinalfish have internal sensors that are able to orient themselves according to the earth's magnetic field.

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ARTICLE

Product Review: Apogee Instruments' MQ-500 Quantum Meter with Notes on Why Measuring Light Intensity is Important

By Dana Riddle on Dec 21, 2016 at 10:00 AM

Dana reviews Apogee's premium MQ-500 Quantum (PAR) Meter and explains why reefkeepers should measure the light levels in their aquariums. Apogee has also introduced a new quantum meter specifically designed for underwater aquarium use.

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Captive bred Hawaiian Cleaner Wrasses now available

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Quality Marine's latest press release begins "2016 has been a year of amazing developments in marine species aquaculture," and we could not agree more. The aquaculture research cooperative Rising Tide Conservation has made many scientific and commercial breakthroughs, including now the first ever commercially available Hawaiian cleaner wrasses!

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Okinawa Churaumi Aquarium hopes to breed WHALE SHARKS

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Yup! The Japanese public aquarium is hoping to be the first to not only breed whale sharks in captivity but also the first to ever observe the mating and breeding behavior of these mysterious ocean giants.

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Surreal! Art blending freshwater fish with coral reefs

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In vibrant and dreamlike paintings, Portland artist Lisa Ericson "hybridizes" tropical freshwater fish with coral reef imagery. Her work is meticulous, creative, and simply stunning.

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Green Star Polyp Fields Forever

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Some reefkeepers may consider GSP pests because they spread so quickly. And the GSP in this aquarium has certainly taken over. But with results this beautiful, why wouldn't you let them dominate the aquascape?

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The noble work of coral reef restoration

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Coral reefs around the world are under siege, and scientists are fighting the good fight to repair them. SECORE shares with Advanced Aquarist a detailed overview of reef restoration: its present day techniques, limits and challenges, as well as opportunities for the future.

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A new Silver Dollar species

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Myloplus lucienae is a new species of "silver dollar" (AKA Myleus, AKA pacu) from Brazilian Amazon. While resembling piranhas (also of the family Serrasalmidae), Myloplus are peaceful but voracious herbivores.

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The hardiest fish in the world?

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The Atlantic killifish, Fundulus heteroclitus (AKA Mummichog) is a North American fish that not only can survive highly variable salinity, temperature fluctuations from 6 to 35 °C (43 to 95 °F), and nearly anoxic (oxygen-less) water, but can withstand toxic levels 8,000 times more lethal than other fish can survive.

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Guppies can distinguish quantity – some better than others

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Guppies can't count exact numbers like people and a few animals (e.g. African grey parrots) can. But they do possess the ability to discern "more" vs "less," and some guppies are better at this skill than others.

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Two new lovely deep-reef basslets

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Meet Lipogramma haberi and Lipogramma levinsoni, the two newest basslets found on extremely deep Curaçao reefs in the Caribbean.

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A hot mess

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Sometimes unkempt equals beautiful. Precise aquascaping styles like Iwagumi, Nature, and Dutch are clearly impressive, but sometimes simply letting your plants run wild can also turn into striking aquariums.

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Acroporas "live" much longer than previously thought

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A study has found the oldest genotypes of Acropora palmata (elkhorn corals) are over 5,000 years old. Put another way: reefkeepers can still be trading the same frag genes of today's "designer corals" many millennia from now.

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"Dead" fish comes back alive while being flushed

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We've all made mistakes with the care of our fish, but this fishkeeper may take the prize for the most successive number of tragic errors. And she recorded the entire ordeal.

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