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Calcium, Alkalinity and Magnesium: The Holy Trinity of Reef Keeping

 Reef Keeping can be very intimidating for most people. From softies like leathers, to Zoanthids, LPS, and even to SPS, each group provides a unique challenge. For many of us, it is a challenge to go...

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Worm-Mollusks: a Bizarre New Reef Creature: part 1

Epimenia sp. on Scleronepththea(?). Credit: unknown  One of the most enigmatic and poorly known marine creatures is surely Epimenia—an animal so obscure and of such seemingly unspecialized morphology...

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Monaco To Install 3D Printed Coral Reef Structures

Reef reconstruction has come a long way, and it is now incorporating digital 3D technology. Monaco will be installing six 3D printed coral reef ecosystems, to restore coral population and marine life....

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Coral Catfish: Cute-Juvenile Syndrome with a Venomous Twist

Coral catfish (Plotosus lineatus)A school of juvenile coral catfish (Plotosus lineatus) rolling and wriggling en masse along the ocean floor is among the more endearing sights one can behold in the...

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Worm-Mollusks: a Bizarre New Reef Creature: part 2

Epimenia and two possible Cavibelonia, the last of which was discovered feeding on a coral. Credit: Toba Aquarium  The diet, as judged from in situ photographs and feeding studies, seems to be...

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Giant Tube-Dwelling Anemone

ABOUT Avid outdoorsman and underwater photographer, Barry Brown has spent the last ten years documenting life above and below water in Curacao, Netherlands Antilles. He is currently working with the...

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The Evolution and Biogeography of Xanthichthys

Triggerfishes have a deserved reputation as pugnacious and problematical fishes within aquariums, but the half-dozen species of Xanthichthys offer a peaceful exception to this rule. Because of their...

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Symphyllia: So Stunning, Yet Success Eludes Me!

Symphyllia spp. coralSymphyllia are some of the most colorful large-polyp stony corals out there. Their bodies resemble Lobophyllia in many ways, but unlike lobos, they have a much more diverse color...

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Crab Molt

Good morning friends, sorry about all the problems with the blog lately but it is really out of my hands. Recently we switched from one server to another and in doing so it’s created all kinds of new...

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Curaçao log: My traveling muse – Day 3

Curaçao Blue.  Curaçao log: My traveling muse Day 3 – October 13, 2015 Tuesday. The sun has set hours ago, casting the sky into a featureless obsidian. But unlike the hapless humans, creatures of the...

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Dark Mantis Shrimp, Neogonodactylus curacaoensis

ABOUT Avid outdoorsman and underwater photographer, Barry Brown has spent the last ten years documenting life above and below water in Curacao, Netherlands Antilles. He is currently working with the...

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The Trade in Saltwater Aquarium Fishes: Philippines Part 3

 This is segment three in a multi-part series on the marine aquarium trade and marine aquarium trade data. I’m Ret Talbot reporting from the Philippines as a special report to Reefs.com. In this...

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4 Good Reasons to Be a Marine Aquarium Mentor

Though in many ways keeping a marine aquarium is easier today than it’s ever been, entry into our hobby is still fraught with confusion. To a large extent, this is can be attributed to the incredible...

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Long Island Collecting Log: Cold-water strays

 Typically, my last dive of the season in New York takes place by late October, but, since poor weather kept me out of the water for the last two weeks of the month, I thought I would push the limits...

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Reef Threads Podcast #252

This formulation contains 6% oxybenzone. Keep it out of the reefs. This week it’s sunscreen and reefs and making a mess in your aquarium with sand. Listen to the Evangelist provide some in-depth...

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The end of the aquarium age?

It’s almost surreal to think that Sea World will be discontinuing their killer whale show in California. It’s quite possible that this will follow in other states, eventually culminating in the end of...

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Dealing With Red Bugs and AEFW

When I first started keeping reef tanks a long time ago there seemed to be much less awareness of certain pests that can infiltrate and harm a reef tank. “Back in the day” wild colonies were all the...

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World’s Most Elusive Shark Tagged For First Time

It is amazing that we still have animals today that have not been seen or studied. Although modern science has come a long away, the ocean always seems to remain a step ahead of us. The first adult...

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Marine Aquarium Water Changes: Don’t Postpone the Personal Payoff!

Part of my clan rejoicing in their “dose” of clean waterYesterday, I finally got around to performing an overdue water change in my 125-gallon tank. Admiring the fruits of my labor afterward, I...

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Fauna Marin in the U.S.

Germany’s Fauna Marin, a leader in the marine fish and coral food industry for over 20 years, has just announced the opening of their first U.S.-based warehouse! In April of this year, the company’s...

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