Essential Reef

Essential Reef is a community built for serious reef aquarium hobbyists. Whether you're keeping your first nano or running a 500-gallon mixed reef, Essential Reef gives you the tools to track your tank, the market to source what you need, and a community of fellow reefers who actually know what they're talking about. — THE COMMUNITY — - Public and private channels for tank chat, build threads, and Q&A - Direct messages with other members - Reactions, replies, and rich photo posts - Active moderation by reefers, not algorithms — THE MARKETPLACE — - Browse coral, fish, invertebrates, and dry goods from vetted sellers - Auctions with flash-close rules - Sale listings with photos, prices, and shipping details - Buyers and sellers coordinate payment directly — TANK TRACKER — - Log water parameters (alk, calcium, magnesium, phosphate, nitrate, salinity, temp, and more) - View charts of how your tank changes over time - Track every coral, fish, and invertebrate in your livestock list - Record growth, spawning, health events, and more - Schedule and log dosing for additives and supplements - Export your data as CSV anytime — ABOUT US — Essential Reef is built by reefers, in Florida, for the global reef-keeping community. New members join with an invite from an existing member, keeping the community focused and high-quality. — PRIVACY & SAFETY — - We don't sell your data - We don't track you across other apps or websites - You can block any user, report any content, and delete your account at any time By using Essential Reef, you agree to our Terms of Service and Privacy Policy at essentialreef.com. Questions? support@essentialreef.com