Reefstead
Expert reviews, honest comparisons, and the best deals on Reef Aquariums — helping you make smarter buying decisions.
Latest Reviews
Alkalinity vs. pH: What's the Difference in a Reef Tank?
Alkalinity and pH are related but measure different things. Learn what each number means, how CO2 links them, and which one to act on when corals struggle.
Why Are My Corals Not Opening? An 8-Step Diagnostic
A systematic 8-step diagnostic for closed corals: recent changes, water tests, nighttime pest checks, flow, light shock, coral warfare, and fish behavior.
Aiptasia: Every Removal Method, Ranked by Ruthlessness
Every aiptasia removal method ranked: berghia nudibranchs, peppermint shrimp, injection, lasers, and what never works — plus why cutting them backfires.
Two-Part Dosing for Beginners: Setup, Math, and Ramp-Up
Two-part dosing for beginners: measure your reef tank's alkalinity demand, calculate exact daily doses, and ramp up safely by hand or with a dosing pump.
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