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Ecotech Radion goes freshwater

Ecotech Radion goes freshwater

by Leonard Ho last modified Feb 22, 2017 11:14 PM

The new Ecotech Radion XR15FW brings the Radion LED technology to freshwater aquariums. It shares all the design features of the XR15W but with a different LED cluster that produces "full-spectrum" at full output.

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A new genus and species of tetra: Phycocharax rasbora

A new genus and species of tetra: Phycocharax rasbora

by Leonard Ho last modified Feb 21, 2017 11:46 PM

A recent survey of rio Bra├žo Norte (Brazil) discovered a new, colorful tetra that couldn't be assigned to any known genus, so a new one was created. Meet the new genus Phycoharax, new species P. rasbora.

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Bogdan Borta's "Tangled Roots" Aquascape

Bogdan Borta's "Tangled Roots" Aquascape

by Leonard Ho last modified Feb 21, 2017 12:13 AM

It's amazing what you can achieve with a jumbled pile of wood adorned with a wide variety of plants. Bogdan explains the design and philosophy behind his magnificent "Tangled Roots" aquascape.

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Male guppies have mostly one thing on their mind, and it costs them dearly

Male guppies have mostly one thing on their mind, and it costs them dearly

by Leonard Ho last modified Feb 16, 2017 10:17 PM

Yup. Sex. A new study finds that boy guppies spend almost half their waking lives chasing after girl guppies, and it comes at a great cost. Males kept in company of females suffer three times higher mortality rates compared to males kept only with other males.

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Acanthurus albimento, a new tang species

Acanthurus albimento, a new tang species

by Leonard Ho last modified Feb 17, 2017 11:09 AM

While scientists have described a lot of new reef fish recently, they're mostly small or cryptic species. Discovering a new, big tang species is exciting news indeed! Acanthurus albimento is a new tang from the Philippines and is part of the tang clade that includes the Dussumieri tangs.

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The world's smallest fishes

The world's smallest fishes

by Leonard Ho last modified Feb 15, 2017 11:09 PM

Don't cheat by googling. Do you know what the world's smallest freshwater and saltwater fishes are? And just how tiny are they? If it helps: All the contenders are tropical.

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JBL Aquascape by Vladimir Chirilov

JBL Aquascape by Vladimir Chirilov

by Leonard Ho last modified Feb 13, 2017 06:42 PM

Here's five minutes of splendid relaxation courtesy of Mr. Chirilov. I'm only going to mess up this beautiful aquascape with my bumbling words, so I'll just be quiet now.

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You know how dogs mark their territories with pee?  Cichlids do it, too.

You know how dogs mark their territories with pee? Cichlids do it, too.

by Leonard Ho last modified Feb 13, 2017 11:37 AM

Well, something similar at least. A new study has found that the Daffodil Cichlid uses its pee to communicate aggression and sort out dominance.

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Scientists reveal secrets of flashlight fish

Scientists reveal secrets of flashlight fish

by Leonard Ho last modified Feb 10, 2017 01:29 PM

Flashlight fish are very cool reef fish, but they're cave-dwellers so humans rarely get a glimpse into their cryptic world. They possess bioluminescent sacks under their eyes. Researchers now know how flashlight fish use their flashlights.

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A truly affordable jellyfish aquarium

A truly affordable jellyfish aquarium

by Leonard Ho last modified Feb 08, 2017 11:13 PM

Jellyfish aquariums have proven to be extremely popular, but a proper Kreisel jelly tank usually comes with an intimidating price tag. A new aquarium system aims to bring jellyfish tanks to the masses.

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Two new Sueviota dwarf gobies

Two new Sueviota dwarf gobies

by Leonard Ho last modified Feb 07, 2017 11:13 PM

Researchers have described two new Sueviota species: Sueviota tubicola (AKA the "tube worm goby") from Papua New Guinea and Sueviota pyrios (AKA the "sun chariot goby") from the Red Sea.

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RIP Granddad the Lungfish

RIP Granddad the Lungfish

by Leonard Ho last modified Feb 06, 2017 11:37 PM

We regret to report that Granddad, the famous Aussie lungfish at Chicago's Shedd Aquarium, has passed away. He was euthanized after he stopped eating and showed signs of organ failure from old age. Granddad had been at Shedd since 1933! RIP Granddad.

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This is the inspiration for my next aquascape

This is the inspiration for my next aquascape

by Leonard Ho last modified Feb 06, 2017 01:47 AM

I'm determined to start a new freshwater aquarium in 2017, and I've decided it will be a discus hardscape. Over the past few months, I've scoured the internet for inspiration. This is it. Hopefully it'll inspire a few of you to start a new hardscape this year with me.

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Want your fish to form stronger relationships?  Scare them.

Want your fish to form stronger relationships? Scare them.

by Leonard Ho last modified Feb 02, 2017 10:28 PM

Scientists have concluded guppies form stronger and more stable social bonds when they're under common threat. But they also form smaller, less inclusive groups under this stress. Sound familiar, doesn't it?

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Proof that frogfish are the ultimate eating machines

Proof that frogfish are the ultimate eating machines

by Leonard Ho last modified Feb 01, 2017 11:08 PM

If you don't like watching fish eating other fish (and especially if you love pufferfish), then don't watch this video ... because it's of a frogfish eating a HUGE pufferfish, whose puffing defense proved no match for "The Mouth."

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Boxer crabs acquire anemones by stealing from each other, and splitting them into clones

Boxer crabs acquire anemones by stealing from each other, and splitting them into clones

by Leonard Ho last modified Jan 31, 2017 09:56 PM

Researchers have described a little known yet fascinating aspect of the behavior of Lybia crabs, a species which holds sea anemones in each of its claws (behavior which has earnt it the nickname 'boxer' or 'pom-pom' crab). In a series of experiments, they showed that when these crabs need an anemone, they will fight to steal one from another crab and then both crabs will split their anemone into two, creating identical clones.

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Small urchins and parrotfish provide hope for Caribbean Reefs

Small urchins and parrotfish provide hope for Caribbean Reefs

by Leonard Ho last modified Jan 30, 2017 11:02 PM

With all the bleak news about the decline of coral reefs worldwide, a bit of positive news is a welcomed change. Thirty years after a long-spined urchins were wiped out and large parrotfish overfished in the Caribbean, pencil urchins and smaller parrotfishes may finally be restoring the balance between corals and algae.

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A new killifish species has all the colors of the rainbow

A new killifish species has all the colors of the rainbow

by Leonard Ho last modified Jan 29, 2017 10:04 PM

Can we call this the skittles killifish? Anablepsoides chapare is a new killifish species from the Amazon. Red, blue, yellow, green, purple, orange, magenta, teal, etc. This little fish has it.

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A really odd relationship under the sea

A really odd relationship under the sea

by Leonard Ho last modified Jan 27, 2017 12:48 AM

Researchers have described a new, beautiful species of Caribbean Pagurid hermit crab. The "Candy striped hermit crab" appears to have a symbiotic relationship with the most unexpected of animals: moray eels.

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Soft corals are underappreciated

Soft corals are underappreciated

by Leonard Ho last modified Jan 25, 2017 12:18 AM

I am as guilty as the next reefkeeper who shuns soft corals in favor of stony corals. But when I see a soft coral reef tank as beautiful as MikeC's aquarium, I'm forced to reevaluate my preferences.

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