Author name: Nic Hsu

Regular aquarium testing reveals hidden conditions that determine fish health. Learn essential tests, safe ranges, and a simple routine to keep tanks stable.

Safely lower high pH in freshwater aquariums with a step-by-step plan: test KH, remove alkalinity sources, pre-treat water with RO, and gradually adjust pH using gentle, natural methods.

Master the aquarium nitrogen cycle with a practical, step-by-step guide. Learn how ammonia, nitrite, and nitrate affect fish, how to cycle a tank, test results, and maintenance for long-term healthy, clear water.

Diagnose and banish aquarium odors fast. Identify the scent, apply quick fixes (aeration, water changes, debris removal), and build lasting habits for a clean, healthy tank.

Clear cloudy aquarium water fast with a proven plan: identify the cloud type, perform safe water changes, polish with fine media, seed beneficial bacteria, and address the underlying cause for lasting clarity.

Cycle a new aquarium fast and safely with seeded media, bottled nitrifying bacteria, and fishless steps to build a strong biofilter before adding fish.

Silence noisy aquarium filters and air pumps with a practical, step-by-step guide—from quick 5-minute fixes to deeper repairs and a long-term maintenance plan.

Learn how aquarium water conditioners instantly neutralize chlorine and chloramine, chelate metals, and protect fish during water changes with simple dosing, testing, and routines.

Discover how to estimate and cut electricity costs for freshwater aquariums without compromising fish health. This practical guide explains where watts go (heaters, filters, pumps, and lighting), offers a simple cost formula with real examples, and shares proven tips to lower your bill safely.

Buying used aquarium equipment can save money and speed your build, but risks require a plan. This guide shows how to inspect, test, clean, and price gear—replace consumables and avoid hidden problems to keep your fish safe.