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Aquarium Lighting

Nano Reef Aquascaping: Less is More

Nano reef aquascaping looks better with less rock. Open layouts improve flow, coral growth, and maintenance in small…

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How Often to Water Change a Nano Reef

Most nano reefs do best with 10 to 20% weekly water changes. Learn how often to change water,…

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Why Nano Reefs Swing More Than Big Tanks

Nano reefs swing faster because small water volume changes quickly. Learn how to prevent salinity, temperature, and nutrient…

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Dosing Two-part for an Sps-dominant Tank

Dosing two-part for an SPS-dominant tank keeps alkalinity and calcium stable, which supports fast growth, color, and long-term…

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How Stable Does Alkalinity Need to Be for Sps?

SPS corals need stable alkalinity more than a perfect number. Keep daily swings small, ideally under 0.3 dKH,…

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Ideal Flow Patterns for an Sps Tank

Ideal SPS tank flow is broad, random, and strong. Learn pump placement, turnover targets, and how to avoid…

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Sps Coral Coloration: Why it Fades

SPS coral color fades from unstable nutrients, poor light balance, weak flow, or stress. Learn how to diagnose…

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Signs of a Cycling Tank (and When It’s Done)

Learn the clear signs of a cycling tank and how to confirm when your reef aquarium cycle is…