How To Set Up a Saltwater Refugium (& Why You Should)
You may have seen them: saltwater aquariums that come with another tank underneath, usually neatly hidden behind closed cabinet doors. Sometimes the second container holds only equipment, which is known as a sump. Other times, though, it contains a veritable little ecosystem: a refugium. Should your aquarium have a “Mini-me”? We think that if you’ve … Read more















