Reef Aquarium Guides & Education Center

Expert saltwater aquarium guides, coral and fish care profiles, reef pest identification, and practical calculators for every stage of your reef tank.

  • 500+ Guides
  • Updated Weekly
  • Novice to Expert
  • Years of Experience
CARE & REFERENCE Coral Glossary Detailed coral profiles, care requirements, growth, and placement tips. Explore CARE & COMPATIBILITY Fish Glossary Species profiles, care guides, compatibility, feeding, and habitat information. Explore CARE & REFERENCE Invert Glossary Species profiles, care guides, compatibility, feeding, and habitat information. Explore DIAGNOSIS & SOLUTIONS Pest ID Identify common pests and diseases with photos, symptoms, and proven solutions. Explore TOOLS & CALCULATORS Aquarium Calculators Dosing, conversion, lighting, volume, and other essential reefing calculators. Explore LEARN & INSIGHT Blogs In-depth articles, tutorials, best practices, and the latest reefing insights. Explore

Start With the Right Reef Aquarium Guide

Use this education center to research reef aquarium care before you buy livestock or change your system. Browse coral, saltwater fish, and invertebrate profiles for placement, feeding, compatibility, tank size, temperament, and reef-safety guidance.

Troubleshooting a problem? Identify common reef pests, compare proven solutions, or use our free aquarium calculators for tank volume, dosing, salinity, substrate, and equipment planning.

Why Trust Our Reef Aquarium Guides?

Our content is written and reviewed by reef hobbyists and farm professionals with real-world experience. We focus on practical, proven methods that work.

  • Real Experience Built by hobbyists and farm team members.
  • Practical & Proven Actionable advice that works in real tanks.
  • Always Updated Content reviewed and updated weekly.
  • Fact Checked Every guide is vetted for accuracy and clarity.

Featured Reef Tank Guides

BEGINNERS The Ultimate Guide to Setting Up a Thriving Reef Tank Diving into the world of reef tanks is an exciting journey that brings the vibrant and mesmerizing underwater ecosystem right into your home or office. 8 min read Beginner May 12, 2024 CLOWNFISH The Ultimate Clownfish Care Guide: Tips to Care for Nemo Clownfish are among the most popular and recognizable fish in the marine aquarium hobby. 6 min read Intermediate May 10, 2024 ANEMONES Bubble Tip Anemone Care Guide: Feeding, Lighting, and More Learn bubble tip anemone lighting, flow, feeding, placement, and water parameter requirements for long-term success. 4 min read Intermediate September 22, 2025 TANGS The Ultimate Tang Species Care Guide: Expert Tips for Creating a Perfect Home Compare popular tang species, tank sizes, diets, temperament, and care requirements for a healthy reef aquarium. 5 min read Intermediate May 27, 2024
Raccoon Butterflyfish — Coral Nipping in Your Reef Tank: Why It Happens and How to Stop It

Coral Nipping in Your Reef Tank: Why It Happens and How to Stop It

|Blaine Shively
Fish typically nip corals for clear reasons, most often out of hunger, boredom, or because it's part of their natural diet. The most effective solution is prevention: thoroughly research all...