Two Little Fishies Iron Concentrate – Reef-Safe Iron & Manganese Blend for Coral & Macroalgae Health (250 ml)

Two Little Fishies Iron Concentrate is a precision-blended trace element formula designed to support the growth of macroalgae and the photosynthetic symbionts inside coral tissue—known as zooxanthellae. By restoring iron and manganese in natural proportions, this formula enhances coral vitality, coloration, and overall reef stability.

Recommended for use in reef aquariums featuring refugiums, sea grasses, macroalgae cultures, or systems heavy in photosynthetic corals and anemones. Developed by Julian Sprung for advanced reef systems seeking trace element balance.

Usage Instructions:

• Shake well before use
• Add 1 capful per 25 gallons (95 liters) weekly
• Dose in high-flow area to ensure even dispersion
• Test iron concentration if dosing frequently with other mineral systems

Key Benefits:

• Restores iron and manganese lost during filtration and coral uptake
• Stimulates macroalgae growth in refugium aquariums
• Enhances zooxanthellae productivity for coral coloration
• Supports invert and coral health—safe and effective

Specifications:

• Form: Liquid trace element supplement
• Volume: 250 ml
• Country of Origin: United States
• Recommended For: Reef aquarists with macroalgae setups or high coral bioloads

Keywords: two little fishies iron concentrate, reef iron additive, macroalgae growth support, zooxanthellae coral health, Julian Sprung reef formula