Extreme Corals News and Updates

Learn how we set up a coral quarantine tank before adding new corals to a reef aquarium. This guide covers equipment, lighting, flow, dipping, observation, pests, and safer coral introduction.

Learn how the coral microbiome supports coral health, color, growth and disease resistance, including zooxanthellae, beneficial bacteria, nutrients and reef tank stability.

Learn how to protect reef corals from common pests and predators, including Acropora-eating flatworms, Montipora nudibranchs, sundial snails, Aiptasia, hitchhiker crabs, and other reef tank threats.

Choosing the right coral for your reef tank can be overwhelming. This guide breaks down the best corals for different setups—whether you have a nano tank, mixed reef, or SPS/LPS-dominant system. Find the perfect coral and start building your dream reef today.

Learn how to build a thriving reef tank with proper setup, filtration, lighting, water parameters, beginner corals, reef-safe fish, maintenance, and sustainable reefkeeping tips.

Learn how corals feed and thrive through photosynthesis, prey capture, and nutrient absorption. Explore the science of coral metabolism and reef tank care

Learn how to build a thriving coral reef tank ecosystem with tips on coral selection, lighting, water flow, filtration, feeding, water parameters, and maintenance.

Learn the best reef tank cleanup crew invertebrates, including snails, hermit crabs, shrimp, urchins, starfish, algae grazers, sand sifters, detritus eaters, and stocking tips.