Author name: Nic Hsu

Learn how RO water gives aquariums a clean starting point. This beginner guide covers what RO is, how RO/DI works, remineralization, when to use it, and tips for freshwater, shrimp, brackish, and reef tanks.

Discover how protein skimmers remove dissolved organics from saltwater tanks, how they work, and how to choose, install, tune, and maintain them for clearer water.

Discover the best aquarium gravel for your tank with this beginner-friendly guide. Learn inert vs. active substrates, grain size, color, depth, and setup tips to keep fish healthy and plants thriving.

Make your aquarium whisper-quiet with this beginner-friendly, low-cost guide. Learn quick, safe fixes for common noise—from vibration to bubbles.

Save money and build a great aquarium setup by buying second-hand gear—without the risks. This thorough guide covers what to inspect, how to test before buying, safe cleaning, and red flags to walk away from—for freshwater, planted, or reef tanks.

Discover why goldfish shouldn’t live in bowls, what they truly need in a proper tank, and how to upgrade safely for a long, healthy life.

Troubleshoot goldfish buoyancy (swim bladder): causes, quick triage, recovery steps, feeding ideas, water care, and simple prevention for healthy fins.

Explore why goldfish change colour and what’s normal versus worrying. This beginner-friendly guide covers genetics, lighting, diet, tank setup, and water quality to keep colours vibrant and healthy.

Discover how to create a beautiful, low-stress coldwater aquascape with hardy plants and temperate fish. Learn planning, substrates, lighting, fertilization, and maintenance for a thriving tank.

Learn why loaches bully catfish and how to stop it with smart tank layout, proper stocking, and feeding strategies. This practical guide helps you recognize aggression and restore peace in a bottom-dweller community.