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Scientists reveal secrets of flashlight fish

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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

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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

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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

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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

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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.

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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

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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

By PeerJ on Feb 01, 2017 at 09:00 AM

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

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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

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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

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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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ARTICLE

Editorial: Excellent Retail Reef Stores: AquaCorals

By Terry Siegel on Jan 26, 2017 at 09:00 AM

In his travels, Terry highlights the excellent reef stores he encounters. Reef LFS can be found in some of the most surprising locations. The people and passion is what make a store great.

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Soft corals are underappreciated

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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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So who is producing all the vitamin B-12 in the oceans?

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A research has concluded that cyanobacteria (e.g. Spirulina), previously thought to be the main supplier of B-12 in the oceans, actually produces a fake version of the vitamin. True B-12 is important to animal health, but who is making all the B-12 for sea life?

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Three new Brazilian killifish species

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Researchers have described three new Melanorivulus sp. killifish from the savannas of central Brazilian high plateaus. Meet Melanorivulus ignescens, M. flavipinnis, and M. regularis.

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