Reefstead
Expert reviews, honest comparisons, and the best deals on Reef Aquariums — helping you make smarter buying decisions.
Latest Reviews
Reef Cleanup Crew Stocking Guide: Who, What, How Many
Snails, hermits, and shrimp that earn their keep — who eats what, real stocking rates for beginner tanks, and the per-gallon myths that quietly starve crews.
Brown Algae on Your Sand? Diatoms in a New Tank, Explained
That rust-brown film on new sand is diatoms — the universal new-tank phase. What causes it, how long it lasts, and why doing less beats doing more here.
Best Wavemakers & Powerheads for Reef Flow
Wavemakers and powerheads for reef tanks compared — nano pumps, controllable mid-size units, gyres, and dual-pump kits — with turnover rules that work.
Best RO/DI Systems for Reef Water
RO/DI systems for reef tanks compared — 4-stage 75 GPD units, 5-stage dual-DI, compact apartment rigs, booster pumps, and the TDS meter that runs them.
Best Reef Test Kits: What to Trust Your Corals To
Reef test kits ranked by the job: alkalinity titration, Ca/Mg combos, digital checkers, master kits, and low-range nutrient tests worth trusting corals to.
Best Reef LED Lights for Every Coral Load
Reef LED lights sorted by coral load — nano fixtures, full-spectrum mid-range, high-PAR SPS class, black boxes, and bars — with PAR-first buying advice.
Best Protein Skimmers by Tank Size
Protein skimmers matched to your tank size — HOB nano, mid-range in-sump, high-capacity, and DC-adjustable — with honest sizing rules and break-in advice.
Best Nano Reef Tanks: AIO Kits Worth Starting With
AIO nano reef tanks compared by type, from 5-gallon picos to 32-gallon kits: which sizes forgive beginner mistakes, what kits leave out, and what to buy.
Best Dosing Pumps for Two-Part & Trace
Dosing pumps for reef two-part compared — single-head, 4-head programmable, and WiFi dosers — with calibration habits and the ramp-up that avoids overshoot.
Best Coral Fragging Kits & Propagation Tools
Coral fragging kits and propagation tools compared — starter kits, premium tool sets, frag racks, and dip kits — with the hygiene rules that keep frags alive.
Zoanthid Care: Colors, Growth, and the Palytoxin Warning
Complete zoanthid care guide: light and nutrient targets, feeding, pests, the morph market, and the palytoxin safety protocol every zoa keeper must follow.
Why Is My Saltwater Tank Cloudy? (4 Causes, 4 Fixes)
White haze, green tint, or dust clouds? Diagnose cloudy saltwater by color and timing, then fix the real cause — sand, bacteria, algae, or flow issues.
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