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Duncan coral: Duncanopsammia axifuga

The Duncan coral, duncanopsammia axifuga, has large, fleshy polyps and looks a little bit like a zoanthid or other button polyp species, but it is really a large polyp stony (LPS) coral. Duncan corals are sometimes also called whisker coral or daisy coral. Like all LPS corals, duncans have a calcified stony skeleton and therefore require relatively high concentrations of …

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Aiptasia: Proven Pest or Unjustly Persecuted?

Last night, I performed a little surgery in my reef tank to eradicate a notorious pest in the saltwater aquarium world–I found the dreaded aiptasia anemone (sometimes spelled aptasia on forums), on a coral I recently purchased. After carefully inspecting the subject (a piece of live rock with mushroom corals on it) to look for areas that would complicate the …

Google Underwater Street View

Google just launched one of the coolest things I’ve seen in a while–within Google Maps, you can get an underwater street view of coral reefs. I remember when Google first blew my mind when they made satellite images available at the click of a button–this is Google’s latest blow your mind innovation. Google partnered with the Catlin Seaview Survey on the project, using …

Moving Your Aquarium–Part 4

Now that you have taken care to pack and care your fish, coral and equipment with care, the next stage is setting everything back up in your new home. Test for Leaks The first thing to do when you arrive at your new home (ok first fishy thing you want to do) is leak test your aquarium. Set the tank …

Moving Your Aquarium: Part 3

Moving Your Aquarium—Part 3— In Moving Your Aquarium, Parts 1 and 2, I covered setting up your plan and packing up your most important living creatures—your biological filter. Now it’s time to pack the rest. Corals The size, shape and type of coral you have will dictate how you should pack them.  Soft coral are easily packed inside zipper-lock backs. …