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Fungia plate corals thrive with stable water, moderate light, gentle flow, and open sandbed placement. Learn feeding, placement,…

Learn reef filtration basics, including mechanical, biological, and chemical filtration, plus simple ways to keep your reef tank…

A reef emergency plan helps you act fast during outages, leaks, and water quality crashes. Here is the…

Mustard guttatus is a large, active tang that needs a 180-gallon tank, strong flow, and daily algae feeding…

Learn reef tank setup basics, from equipment and cycling to lighting, flow, and stocking, so your first saltwater…

Learn how to choose your first saltwater aquarium with the right size, equipment, and livestock for a stable,…

Cyano in a reef tank is usually caused by low flow, detritus, and unstable nutrients. Learn how to…

Marine fish disease prevention relies on quarantine, stable water, low stress, and early observation. These basics stop most…