I started with a 5 gallon, a 10g, then added a 5.5 gallon, then a 20g, then I got rid of them all. After about a year I got another 5g, 2.5, and then a 30g, then 2.5g, then a 55g, and a 10g, and now I just bought a 125g! (And am also starting to set up ANOTHER 3gallon shrimp tank. Watch out when...