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  1. Salinity Meter: Calibration and How to Care for One

    Salinity Meter: Calibration and How to Care for One

    Hanna Instruments Salinity Tester (HI98319), Apex Salinity Probe / Lab Grade Conductivity Probe and IceCap Salinity/Temperature Digital Pocket Tester In a previous article we explained how to use a...
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  2. 4th Pillar of Reef Keeping - Chasing Coral Color & Growth

    4th Pillar of Reef Keeping - Chasing Coral Color & Growth

    In the previous articles of Chasing Color, Not Numbers we discussed the importance of Lighting, Water Flow, and Nutrition in relation to coral health and coloration. In this final article...
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  3. Protein Skimmer Types, Installation, and How to Maintain Them

    Protein Skimmer Types, Installation, and How to Maintain Them

    If your return pump is the heart of the aquarium, then the protein skimmer is probably comparable to its digestive track. Protein skimmers churn water while being fed air chopped up by its pump's...
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  4. How to use a Refractometer to Measure Salinity

    How to use a Refractometer to Measure Salinity

    In the early days of the hobby, we’d use a floating glass hydrometer to measure the specific gravity in our tanks and when mixing up saltwater. The strength of the seawater determines how high...
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  5. Liquid Carbon Dosing Breakdown: Why and How to do It

    Liquid Carbon Dosing Breakdown: Why and How to do It

    At some point of keeping our aquariums we may have overheard someone from the reefing community talk about carbon dosing. They may say they're adding vinegar to their tank or even vodka. Yes, vodka!...
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  6. Coral Tissue Necrosis - The Mystery of RTN and STN

    Coral Tissue Necrosis - The Mystery of RTN and STN

    Slow Tissue Necrosis (STN) and Rapid Tissue Necrosis (RTN) are two problems no reefer wants to experience with their coral. STN and RTN are generalized terms based on the clear visual symptom of loss...
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  7. Fish Coloration: Affects and Getting the Most Out of It

    Fish Coloration: Affects and Getting the Most Out of It

    Marine and tropical fish are some of the most colorful and vibrant animals you’ll find in nature, in and out of the water. That’s probably why so many of us keep aquariums in our homes,...
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  8. Aquarium Water Parameters Chart

    Saltwater Aquarium & Reef Tank Water Parameters - Acceptable Ranges Reference Chart

    Maintaining proper reef tank parameters is essential to the health and well-being of fish, coral, and invertebrates inside your aquarium. Fluctuations in a key aquarium parameter, such as...
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