saltwater cycling

Hi everyone I just tested my tank last night my ammonia was 0.45 and my nitrate was 20.5 also just had fish in it for about a week. I was planning on doing my first weekly water change on friday. Do you think I should do it sooner?

Hi everyone- I'm fairly new to the hobby and have had an Evo 13.5 for about 9-10months and decided it was time for an upgrade. My new tank is a Waterbox 50.3 AIO and I started the fishless cycle about 4 weeks ago (CaribSea Dry Sand & LifeRock). I went the route of Dr. Tim's One and Only...