Two Little Fishies PhosBan Review: GFO With a Different Pedigree
How PhosBan compares to BRS GFO in absorption capacity, dust generation, and effective tank duration.
Read article →Latest reef-keeping articles & reviews
Equipment reviews, livestock guides, water-chemistry deep-dives, and reef-tested setup walkthroughs from Saltwater Aquarium Guide's editorial team.
IceCap Gyre Pump Review: Cross-Flow Movement for Wide Tanks
A horizontal-cylinder gyre pump producing tank-spanning flow patterns that round powerheads cannot match.
Read article →Cobalt MJ Powerhead Review: A Reliable Budget Workhorse
A non-controllable AC powerhead under $30 that runs cooler and quieter than competitors at the same price.
Read article →Aquarium Systems Newjet Pump Review: The Quiet AC Return
A controllable AC return pump that runs quieter than its DC counterparts — field test results from three reefs.
Read article →GHL Profilux 4 Controller Review: The European Alternative to Apex
Programming flexibility, sensor accuracy, and cloud monitoring compared head-to-head against the Neptune Apex.
Read article →BRS Mini Reactor Review: Compact Fluidized Reactor for Nano Reefs
A nano-sized fluidized reactor for GFO, carbon, or biopellets — sized right for tanks under 50 gallons.
Read article →Hydor Koralia Powerhead Review: Budget Flow That Actually Works
A non-controllable budget powerhead that outperforms its price — honest assessment after three years.
Read article →Milwaukee MA887 Digital Refractometer Review: Lab-Grade Salinity in a Handheld
A digital refractometer that eliminates the eyepiece-line guesswork — calibration, accuracy, and 18-month reliability.
Read article →Salifert Test Kits Review: The Hobbyist Standard for Alkalinity, Calcium, and Magnesium
Why Salifert remains the most recommended hobby-grade test kit despite Hanna ULR alternatives.
Read article →Red Sea Coral Pro Salt Review: Elevated Calcium and Alkalinity for SPS Reefs
ICP results, mixing experience, and 12-month assessment of one of the most popular SPS-targeted reef salts.
Read article →AutoAqua Smart ATO Review: Optical Sensor ATO Without the Tunze Price
A budget optical-sensor ATO that competes with the Tunze Osmolator for half the price — field-tested for 24 months.
Read article →Eheim Jager Heater Review: The Bulletproof Reef Heater
Five years across two reefs — why the Eheim Jager remains the most-recommended reef heater despite cheaper alternatives.
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