Extreme Corals News and Updates

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.

Micromussa, or Micro Lords, is a vibrant LPS coral from the Indo-Pacific. This guide covers lighting, flow, feeding, and placement to ensure success in your home reef tank.

The health and vibrancy of your corals depend on more than water quality and lighting. This blog dives into the fascinating world of coral microbiomes—the bacteria, algae, and microorganisms that form the foundation of coral immunity, growth, and coloration. Learn how to support this delicate balance and avoid disruptions that can lead to coral stress or disease.

Setting up your first reef tank? This guide highlights the top 10 beginner corals for 2025. Learn which species are easiest to care for, most forgiving, and perfect for adding vibrant life to your aquarium without the stress.

Learn why zoanthids won’t open and how to fix it. Discover 12 common causes including lighting, pests, water chemistry, and flow issues. Easy solutions here.