Clean, well-maintained saltwater reef aquarium with healthy corals

Weekly Reef Tank Maintenance Checklist (Plus Daily, Monthly and Quarterly Tasks)

A healthy reef is built on boring habits. The tanks that thrive are rarely the ones with the fanciest gear; they are the ones whe...

Submersible aquarium heater inside a freshwater planted tank

Equipment Guides

Aquarium Heater Guide: Sizing, Placement, and Safety

Quick answer: Most tropical freshwater fish need water between 24–27°C (75–80°F). Size your heater at roughly 1 watt per li...

Freshwater planted aquarium during a routine water change with a siphon hose

Beginner Guides

How Often Should You Change Your Aquarium Water? The Complete Guide

Quick answer: Most freshwater aquariums need a 25–30% water change every 1–2 weeks. Planted or lightly stocked tanks can st...

Hand holding a water test strip beside a freshwater aquarium

Troubleshooting

Water Parameters 101: Testing pH, Ammonia, Nitrite, and Nitrate

What ammonia, nitrite, nitrate, pH, and TDS actually tell you about your tank, target ranges, how often to test, and what to do when a reading is off.

Freshly set up freshwater aquarium with clear water and schooling fish

Beginner Guides

How to Start Your First Freshwater Aquarium (Complete Beginner Guide)

Learn how to set up your first freshwater aquarium step by step — tank size, substrate, filtration, heating, cycling, water testing, and your first fish.

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Tag Archives: Aquarium Maintenance