Galaxy Acropora

About this coral

Galaxy Acropora is an SPS (small-polyp stony) coral in the genus Acropora, typically sold as a named “Galaxy” color morph and used in reef aquariums for its branching growth and photosynthetic coloration. In practice, it’s a high-light, high-flow Acropora frag that’s best for established systems where you can maintain stable water chemistry and provide placement where light and circulation reach the branches.

Features:

• Best suited to mature reef tanks with consistent stability, since Acropora are sensitive to swings in major water chemistry.
• Requires strong lighting appropriate for SPS; aim for moderate to high reef light so branches can photosynthesize.
• Needs strong, turbulent, multidirectional water flow to move water through and around the colony.
• Long-term health depends on rock-stable alkalinity, calcium, and magnesium rather than frequent parameter changes.
• Placement matters: mount where light is strongest and flow is vigorous, often higher in the aquascape where circulation reaches.
• General care for Acropora includes controlling nutrients (low but not necessarily “zero”) and keeping the system clean.
• As an SPS, it benefits from careful acclimation and ongoing observation for retracted polyps or stress after changes.

Specifications:

• Care level: Advanced (sensitive SPS; needs stability)
• Light (general guidance): Moderate to high reef lighting for SPS
• Water flow (general guidance): Strong, turbulent, multidirectional flow
• Placement (general guidance): Upper rockwork where light is strongest and flow reaches the branches
• Temperature: About 24–26°C (75–79°F)
• Salinity: About 1.023–1.026 specific gravity
• pH: About 7.9–8.3
• Alkalinity: About 7–9 dKH (aim for consistency)
• Calcium: About 380–450 ppm
• Magnesium: About 1250–1350 ppm