Reefstead
Expert reviews, honest comparisons, and the best deals on Reef Aquariums — helping you make smarter buying decisions.
Latest Reviews

How to Lower Phosphates Without Starving Your Corals
Lower phosphate in a reef tank the safe way: targets of 0.02-0.1 ppm, GFO and lanthanum used correctly, and how to stop before you starve your corals.

How to Lower Nitrates in a Reef Tank (Ranked by Effort)
Every proven way to lower nitrates in a reef tank, ranked by effort: feeding fixes, water changes, skimming, refugiums, and carbon dosing done safely.

How to Frag Zoanthids Safely (Gloves On. Seriously.)
Step-by-step zoanthid fragging with the palytoxin safety protocol: gloves, goggles, underwater cuts, mat peeling, gluing, dipping, and grow-out timelines.

How to Dip New Corals: A Ruthless Pre-Entry Protocol
The full coral dipping protocol: inspection, dip and double rinse, plug removal, quarantine, and reading the fallout — because every pest walked in on a frag.

How to Aquascape Reef Rock (Structures That Don't Collapse)
Aquascape reef rock like it matters: negative space, proven layouts, and the glue, pins, and push-tests that keep structures standing for years to come.

How Often Should You Do Water Changes in a Reef Tank?
The 10% weekly default, when to flex it, and the math of what water changes can and cannot fix — plus the 15-minute routine that does the job properly.

How Long Does It Take to Cycle a Saltwater Tank? (Real Timelines)
Most saltwater tanks cycle in 2-6 weeks, but the method matters. Real timelines for bottled bacteria, dry rock, and live rock, plus the test proving it.

Hammer Coral Care: Flow, Feeding, and Keeping Heads Happy
How to keep hammer corals inflated and multiplying: flow and PAR targets, alkalinity stability, feeding, sweeper-tentacle spacing, and fragging basics.

GSP Care: The Coral Lawn That Wants Your Whole Tank
Green star polyps grow anywhere — that is the problem. Care basics plus the containment playbook: island rocks, back-wall lawns, trimming, and easy fragging.

10 Easy Beginner Corals You (Almost) Can't Kill
Ten forgiving corals that survive beginner mistakes — GSP, zoas, mushrooms, Duncans and more — with placement, lighting, and flow guidance for every pick.

Drip Acclimation, Step by Step (Fish & Inverts)
The complete drip acclimation protocol for saltwater fish, inverts, and corals — gear, drip rates, timing per animal, and when slower is actually worse.

Digital Testers vs. Titration Kits: Accuracy, Cost, Sanity
Digital reef testers vs titration kits: real accuracy and precision, cost per test, common testing errors, and which method best fits each reef parameter.
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