Reef tank blog
Saltwater-only articles: parameters, fish, corals, lighting, cycling, algae & pests, and automation.
- Why reverse-osmosis deionized water is essential, unit sizing, membrane life, and TDS targets.By Centridae
- Popular salt mixes reviewed—Red Sea, Fritz, Tropic Marin, Instant Ocean—elevated vs standard formulas.By Centridae
- How to mix synthetic salt—RODI water, aeration, heating, target salinity, and aging time.By Centridae
- Water change schedules, volume percentages, and when parameters + ICP data justify more (or fewer) changes.By Centridae
- Strontium, iodine, potassium, iron—which traces matter, which are hype, and how to avoid overdosing.By Centridae
- Hans-Werner Balling's three-part + trace system—principles, recipes, and practical adjustments.By Centridae
- How a calcium reactor works—CO2, media, effluent tuning—and when it makes more sense than two-part.By Centridae
- How kalkwasser supplements calcium and alkalinity, dosing via ATO, and pH benefits.By Centridae
- Calcium chloride + alkalinity buffer: how two-part works, brands, dosing calculators, and when to upgrade.By Centridae