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I have had a reef tank set up for about 5 years now. The question I have is there are these white, threadlike worms? that live in my live rock and also in the sandbed. They build tubes in the sand and then the thread comes out and waves in the water. Does anyone know what they are and how to...

Hello, I just received 5 ricordia mushrooms in an order yesterday. They range in size from 1/2 inch to about 2 inches. Four of them were attached to their own small piece of rock and one was loose. I took the loose one and placed it where I wanted and it attached quickly and has stayed there...