Welcome to Extreme Corals, the #1 coral colony website in the US! We offer a wide variety of corals including colonies, frags, aquaculture frags, LPS, SPS, zoanthids, ricordia mushrooms, and soft corals. Our aquaculture frags are sustainably grown, ensuring that our customers receive healthy and vibrant corals for their aquariums. At Extreme Corals, we pride ourselves on providing top-quality corals to enthusiasts across the country. Our selection is unmatched, and our expertise is second to none. Whether you're a seasoned reef keeper or just starting out, we have the perfect coral for you. Join the Extreme Corals family today and discover why we're the go-to source for coral enthusiasts across the nation!