Learning Center
Everything you need to know about starting and maintaining a successful saltwater aquarium. From biological basics to advanced equipment guides.
Types of Saltwater Aquariums
Before you jump in and start buying equipment, it's important to understand the type of aquarium that you ultimately want to have. All types have the same base requirements like substrate, live rock, and temperature control.
Understanding the Nitrogen Cycle
Before you buy your first fish, you need to grow your first bacteria. We explain how to 'cycle' your tank, why ammonia is dangerous, and how to test your water.
How Filtration Works
Understanding how you're going to filter your water is one of the most important parts of the hobby. From the biological engine of bacteria to mechanical strainers like protein skimmers.
Filter Equipment Guide
You can't really filter your water too much, but you can definitely waste your money by buying too much equipment that isn't actually helping you. We break down the most common types of filters.
Can't find what you're looking for?
Our database is filled with information about hundreds of different fish and invertebrates.