Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.
On the whole, no. As long as corals don’t touch each other, a tank can house as many as will fit in! After all, that is the purpose of a reef aquarium. Some invertebrates, such as crustaceans, octopuses, cuttlefish, etc., need to be treated on a compatibility basis, and this will need investigation before purchase!
