What Is Growing on My Aquarium Substrate and Decorations?
Identify the growths on your aquarium substrate and decorations — from harmless biofilm and diatoms to algae and planaria — and learn how to manage each one.
Your guide to thriving aquariums
6 articles
Identify the growths on your aquarium substrate and decorations — from harmless biofilm and diatoms to algae and planaria — and learn how to manage each one.
Fish tank water cloudy after cleaning? Learn the 3 causes — bacterial bloom, tannins, or algae — and exactly what to do (and not do) to fix it fast.
Learn how to clear fish tank cloudy water fast. Identify white, green, or brown cloudiness and fix it with proven solutions for filters, lighting, and more.
Learn how to use Clear Balance Cycle in your aquarium to establish beneficial bacteria, speed up the nitrogen cycle, and keep fish safe from ammonia spikes.
Learn how to jump start aquarium cycle fast using seeded media, bottled bacteria, fishless cycling & more. Cut weeks of waiting to days with our expert guide.
Learn how to cycle an aquarium before adding fish with our step-by-step guide covering all methods, water parameters, timelines, and common mistakes to avoid.