Reef tank blog
Saltwater-only articles: parameters, fish, corals, lighting, cycling, algae & pests, and automation.
- Water chemistry & parametersPhosphate sources, how it interacts with alkalinity, GFO media, and balanced nutrient approaches.
- CoralsNitrate sources, acceptable ranges for corals, reduction methods, and why ultra-low is not always better.By Centridae
- Water chemistry & parametersMagnesium stabilizes alkalinity and calcium—when and how to supplement in marine reef systems.By Centridae
- Water chemistry & parametersCalcium's role in coral skeleton building, ideal ranges, testing methods, and supplementation.By Centridae
- Water chemistry & parametersWhat alkalinity is, why it matters for coral growth, how to test, and how to dose safely.By Centridae
- Water chemistry & parametersSaltwater reef chemistry basics: alkalinity, calcium, magnesium, nitrate, phosphate, salinity, temperature.By Centridae
- LightingWeight limits, landlord considerations, leak protection, noise, and size recommendations for renters.By Centridae
- Fish health & diseaseSetting up a treatment tank separate from QT—bare-bottom, dim lights, medicating safely.By Centridae
- Getting startedCalculate total weight (tank + water + rock + stand), check floor load capacity, and reinforce if needed.By Centridae