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Elysia crispata
Based on the default testing schedule of 4x alkalinity
The recommended level of calcium in reef aquaria is 380-460 mg/l (ppm)
and the remainder is converted into calcium carbonate
CaribSea LifeRock Belize Branch 20lb Box Corals Elysia crispataLifeRock begins as a sunlit piece of Pleistocene era seafloor thriving with living creatures. Over the next 100 millennia and the retreat of the ocean, this ancient piece of seafloor, now well inland, has formed a pure, aragonite bearing rock. This clean base rock is 97% calcium carbonate with minor and trace elements such as strontium, magnesium, and barium. This base has an amazing 50% void space which will provide residence for billions of water
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