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marine

New Sea dragon Species Found: Ruby Sea Dragon

Ruby Sea Dragon
I always find it amazing when new species are discovered. Not just in the sea but on the land it seems to happen with regularity letting us know just how little we know about our planet. This isn't a fish that any of us are likely to own and normally I don't share news about non-hobby related things. This site is about fish tanks and the things we can keep in them after all. But, sometimes it i...
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Bristle worms in your reef tank…so what?

Americans and I'm assuming most Europeans, have a natural dislike of worms. They're creepy, sometimes slimy, and they move in what seems an unnatural and distasteful way. I remember going fishing when I was a kid and putting the red earth worm on my hook. As soon as the sharp end of the hook would penetrate the worm's flesh it would wiggle vigorously and inevitably turn its head toward my hand as ...
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How to choose good live rock

A vermitid snail has hitchhiked on this liverock.
The first thing we should understand is that live rock is not actually alive, it is rock, sometimes coral skeletons or fossils of such, but it is not actually alive. This title refers to the bacteria, and other life that dwells on and within the rock. The positive affect of these on your tank is what you're looking to accomplish. Not all live rock is created equal though, and an aquarist should kn...
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