I have a 20H that I want to make into a salt water tank. I guess I just need a little boost of info on how to get started. I have read a bunch of info on them and I guess I can't seem to find a specific way to start things. I know I want it to be a fowler tank, just want to start with the most basic until I learn. Thinking clown fish and damsels or maybe just a couple clowns and a blue legged hermit crab with a peppermint shrimp as well. So how do I begin 