The Reef Journal
Care guides, species spotlights, and expert tips for reef aquarium enthusiasts.
Latest Posts
Caring for Your First SPS Coral
Small Polyp Stony corals are some of the most rewarding reef inhabitants — but they demand precision. Here's what every beginner should know before adding SPS to their tank.
The Beauty of Hammer Corals: A Complete Guide
Hammer corals are among the most sought-after LPS species in the hobby. Learn how to keep them thriving, what to watch out for, and how to choose a healthy specimen.
The Role of Calcium in Coral Health
Calcium is the building block of every stony coral skeleton. Understanding how to test, dose, and balance calcium alongside alkalinity is essential for a thriving reef.
Acclimating New Corals to Your Tank
Getting a new coral home is exciting — but the acclimation process is critical. Rush it, and you risk losing a valuable specimen. Here's how to do it right every time.