ok heres what i got:
20 gallon tank
penguin 125 bio wheel filter
carib-sea aragonite seafloor sand (3in deep in tank)
heater
10lbs of lava rock
10lbs of live rock
regular light/hood on top of tank
1.024 salinity
no test kits as of yet and which do i need?
also am i doomed before i even begin?
i...