July 2026

The best tangs for reef aquariums are hardy, reef safe, and sized for your tank. Learn which species…

Duncan corals are hardy LPS corals that thrive with moderate light, gentle flow, stable water, and occasional feeding.

Learn reef tank plumbing basics, including drains, return pumps, sump flow, noise control, and flood prevention for a…

Learn the best reef tank light schedule for coral growth, color, and algae control with simple timing tips…

Learn practical winter care for marine fish, from stable temperature and salinity to outage planning, feeding, and common…

Our fish quarantine timeline shows when to observe, treat, feed, and transfer new reef fish so they enter…

Learn how to choose the right corals for your reef tank based on lighting, flow, tank size, and…

Nano reefs swing faster because small water volume changes quickly. Learn how to prevent salinity, temperature, and nutrient…