Get the QT set up with fresh SW
. Get the filters started. Add your goby and be ready to do PWC
twice a day. 10-20 % in the am and the same in the pm to keep water parameters liveable. It will take a week or two for the filters to start building up bacteria. In about two weeks you should be able to get away with a single daily pwc
. If you feed lightly and check the water parameters several times a day you will get a feel for how often you need to do a pwc
. The larger the water volume the less pwcs need to be done. With a small water volume you need to do them more often.