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How to Stop Dead Spots in a Reef Tank

Stop reef tank dead spots by improving flow patterns, aquascape clearance, and filtration. Learn simple tests and pump…

Refractometer Vs Hydrometer

Refractometer Vs. Hydrometer

Refractometer vs hydrometer: learn which salinity tool is more accurate, easier to use, and better for reef tank…

What is a Propagation Tank, and How Do Reef Hobbyists Use it to Grow Coral Frags?

What is a Propagation Tank, and How Do Reef Hobbyists Use it to Grow Coral Frags?

A propagation tank is a dedicated coral grow-out system. It helps reef hobbyists heal, organize, and multiply coral…

Aquarium Lighting

Reef Tank Plumbing Basics

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

Aquarium Lighting

Water Change Checklist

Use this reef tank water change checklist to avoid mistakes, match parameters, and keep fish and corals stable…

Gorgonian Cyanobacteria And Blue Water

Reef Aquarium Water Parameters

Learn the ideal reef aquarium water parameters, safe ranges, and how to keep salinity, alkalinity, nutrients, and pH…

Chemical Warfare in Reef Tanks

Chemical Warfare in Reef Tanks

Chemical warfare in reef tanks can silently stress corals. Learn the signs, causes, and best ways to prevent…

Acanthurus Achilles

Achilles Tang (Acanthurus achilles)

The Acanthurus Achilles, commonly known as the Achilles Tang, is one of the most striking and challenging surgeonfish…

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