• coral_chart_sliderv2

    What Your Coral Needs

    This updated and simplified, easy to read ‘at a glance’ chart lists basic coral needs such as light, water flow, and food as well as aggressiveness and how easy or difficult they are to keep for commonly found corals in reef and marine aquariums. It can help both new and experienced reefkeepers and aquarists make better choices when selecting corals; help better meet the needs of your tank inhabitants, and make you more successful.

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  • Reefkeeping Magazines

    Reefkeeping Publications

    Magazines can keep you up to date on the latest trends in reef keeping and marine aquarium. From livestock to equipment, to the latest advances magazines, either print or online, […]

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  • Search for the LFS (Local Fish Store) near you

    Find Local Fish Stores

    The Local Fish Store (LFS) is a resource not all of us have easy access to, and even when you do, visiting other stores is fun and can lead to […]

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  • Reefkeeping Events List

    Find Swaps, Shows, & Events

    Whether you are looking to go to one of the big industry shows or you just want to find an area frag swap we can help! You will find all sizes and types of reef keeping, marine, aquarium, and related events – and if you put on a swap or show we are happy to add it!

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new zoantharian species

Sphenopus exilis

An unusual new solitary species of zoantharian was discovered while conducting SCUBA surveys around the southern Japanese island of Okinawa. These new polyps were found buried almost completely in the soft sediment of the seafloor with only their oral disks and tentacles protruding above the surface. Most known zoantharians are colonial but these newly discovered polyps are not only solitary but they also lack zooxanthellae. Up to now […]

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extreme coral close-ups now possible

A new underwater microscope has a membrane that works a bit like the human eye to focus on tiny coral polyps. Photo: Emily L. A. Kelly / NGM

Two researchers from the University of California San Diego have developed an underwater microscope called the Benthic Underwater Microscope, or BUM, that allows divers to zoom in on wild corals and capture unprecedented features and behaviors. This new microscope is comprised of a lens, camera, and six bright LEDs that act as a flash contained within cylinder and controlled by an underwater computer. One behavior documented […]

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Lionfish invasion comes to Mediterranean


Lionfish have managed to establish themselves in the ocean waters from Florida to South America and much of the Gulf of Mexico since they were released (accidentally or purposely) into these waters – far outside their native western Pacific range – and have become a dominate predator. The Mediterranean has seen an occasion lionfish spotting but not the like the fast spread […]

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