Red String of Pearls Macro Algae is a stunning and unique decorative macro algae known for its deep red coloration and signature bubble-like “pearls” that line its branches. This eye-catching algae adds movement, texture, and vibrant contrast to reef aquariums. Beyond its beauty, it also helps absorb excess nutrients, contributing to a healthier and more balanced tank environment.
Coelarthrum sp. (String of Pearls)
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Lighting: Moderate lighting; avoid intense direct light to prevent bleaching
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Water Flow: Low to moderate, gentle flow to protect delicate bubbles
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Temperature: 72–78°F (22–26°C)
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Salinity: 1.023–1.025
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pH: 8.1–8.4
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Nutrients: Prefers low to moderate nutrients; benefits from detectable nitrate and phosphate
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Placement: Secure in rock crevices or refugium substrate
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Compatibility: Generally reef-safe; may be grazed by some herbivorous fish and invertebrates
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Maintenance: Do not squeeze or puncture the bubbles; handle gently during placement and maintenance
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