Extreme Corals News and Updates

Learn how to care for Seriatopora coral in a reef tank with tips on lighting, flow, feeding, placement, water stability, pest prevention, and long-term SPS success.

Learn how to care for Sarcophyton elegans in a reef tank with tips on lighting, flow, feeding, placement, water stability, shedding, and long-term coral health.

Learn how to care for Cyphastrea coral in a reef tank with tips on lighting, flow, placement, feeding, water stability, fragging, and long-term SPS success.

Learn how to care for Leptoseris coral in a reef tank with tips on lighting, flow, placement, feeding, water stability, fragging, and long-term SPS success.

Learn how aquarium cleaning magnets can leak heavy metals into a reef tank, the warning signs of a failing magnet, and safer ways to clean your aquarium without risking coral health.

Building a successful reef tank requires more than just saltwater and corals. This guide outlines the must-have tools and accessories—from lighting to test kits—to ensure a thriving, healthy reef environment for all experience levels.

Some of the most serious threats to coral health aren’t obvious—they’re hidden predators. This guide explores the top coral-eating pests in reef tanks, how to identify them, and proven methods to remove or prevent these invisible invaders.

Lighting is one of the most critical factors in coral health and growth. This beginner’s guide explains how different light spectrums and intensities work with coral biology, what lighting systems are best for reef tanks, and how to tailor lighting to your coral mix for optimal results.