live rock dying

I recently purchased a second-hand 260g reef with a few fish, coral and live rock. During the move, the tank developed a leak. The tank is now resealed and curing, but it's been a long process and the fish and coral died within a few days after the move. I spent a whole weekend scrubbing hair...

Hello, it's time for me to ask as I believe I am at the last rung. It pains to see that I cannot get my tanks from having all these pest problems. First I have invasion of the vermetid snail that was so bad. Then the flatworms came along with the newbie branch and lots more. It was so bad...