I am switching to a bigger tank I have a torch hammer zoas on rock 2 clown fish and snails and hermits either live sand wanted to use same rock and sand and water is there anything I have to do to swap I was going to get a tote and drain tank water in to it adding my fish rock coral and snail and hermits moving the sand and remaining water also topping off with fresh salt water. Is this a good way of swapping tanks ?