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Hawaii's Supreme Court suspends aquarium fish collection

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Hawaii's Supreme Court has put an injunction on all aquarium fish collection pending an environmental review pursuant of the Hawaii Environmental Policy Act. This effectively means the end of Hawaii fish at fish stores for the foreseeable future.

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Tropical fish can get hooked on opioids, too

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Zebrafish who were exposed to hydrocodone developed fiendish drug-seeking behavior as well as withdrawal when the drug was discontinued.

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How much is GloFish worth?

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Yorktown Technologies LP has sold their brand, GloFish to Spectrum Brands for approximately $50 million in cash plus incentives. GloFish are genetically engineered fluorescent "designer" tropical fish that are marketed to aquarists (where legal).

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A better understanding of sex-changing fish

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Sequential hermaphroditism is a fairly rare thing ... unless you're a reef fish. From clownfish and damselfish to angelfish and wrasses, a new study explores the dynamics and implications of fish that can change sexes.

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Man guilty of smuggling $1mil worth of illegal live coral

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A Puerto Rican aquarium shop owner pled guilty of two federal Lacey Act felonies for the illicit trafficking of protected ricordea, zoanthid, and anemones over the span of three years with an estimated value of $800,000 to $1,200,000.

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How do reef fish recognize toxic prey?

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This gaudily colored nudibranch is toxic, and triggerfishes know it. But what markings on this nudibranch signal to fishes it is toxic? It's not what you may think. Here's a hint: Consistency matters.

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Three new crayfish species found in the Bluegrass State

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Three new big, beautiful crayfish species are described from neighboring streams found in the Kentucky Appalachians. Anyone up for an Appalachian crayfish biotope aquarium?

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Goldfish can create alcohol to survive without oxygen

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Goldfish are renowned for their hardiness. New research discovers the secret behind how goldfish can survive months in frigid and oxygen-less water: goldfish possess the unique ability to convert lactic acid (which can build up to deadly levels in the absence of oxygen) into ethanol.

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Five new Grallenia reef gobies

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Say hello to the five new reef goby species from the western Pacific Ocean: Grallenia compta, Grallenia dimorpha, Grallenia lauensis, Grallenia rubrilineata, and Grallenia solomonensis.

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Aquatic Life Debuts its Classic RO/DI Series

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What is old is new again. Aquatic Life improves the classic, time-tested reverse osmosis design. Their new Classic Series is one of the cleanest iteration of the classic RO/DI form factor we have seen.

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ARTICLE

pH: What It Is, Why It is Important, and Ways to Measure It with an Emphasis on Hanna Instruments' pH Meters

By Dana Riddle on Aug 16, 2017 at 09:00 AM

Dana Riddle helps aquarists understand pH and describes the various methods to measure pH, including a review of multiple Hanna Instrument pH meters.

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Should reefkeepers strive for quieter aquariums?

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A clearer picture is painted with a growing body of research: noise pollution impacts the health and behavior of marine fish. Should marine aquarists pay more attention to noise levels within their aquariums?

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Aquacultured sea cucumbers are now available

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Los Angeles wholesaler Quality Marine received their first aquacultured Caledonian Sand Sifting Cucumber (Holothuria fuscopunctata). Cukes may not be the most glamorous animal, but any new aquacultured marine species takes pressure off wild reefs and deserves the star treatment.

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Thief makes off with 50 bags of aquacultured tropical fish

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A masked woman is recorded on hidden camera stealing an estimated $15,000 to $20,000 worth of cichlids, angelfish, and kois from V W Tropical Fish farm in Lakeland, Florida.

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Baby cichlids exercise their jaws to change their faces!

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When you zoom in on baby Malawi cichlids, you'll see them constantly opening and closing their mouths at lightning speed. It's a strange behavior, and now scientists have discovered its purpose. The baby fish are actually exercising their jaws to promote bone formation and ultimately shaping their mouths.

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